Home / 1,344,002.30-2,016,003.45-545,666.30

Finding the Fourth Proportional to 1,344,002.30, 2,016,003.45 and 545,666.30

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Solution

The fourth proportional to 1,344,002.30, 2,016,003.45 and 545,666.30 is: 818,499.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,002.30 : 2,016,003.45 = 545,666.30 : x
  2. Step 2: Convert to fraction form
    1,344,002.30/2,016,003.45 = 545,666.30/x
  3. Step 3: Cross multiply
    1,344,002.30x = 2,016,003.45 × 545,666.30
  4. Step 4: Simplify right side
    1,344,002.30x = 1,100,065,143,348.74
  5. Step 5: Solve for x
    x = 1,100,065,143,348.74/1,344,002.30
  6. Step 6: Final answer
    x = 818,499.45

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Half scale
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Double scale
Find fourth proportional to 1,344,003.30, 2,016,004.95 and 545,667.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.