Home / 1,462,173.20-2,193,259.80-397,347.20

Finding the Fourth Proportional to 1,462,173.20, 2,193,259.80 and 397,347.20

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Solution

The fourth proportional to 1,462,173.20, 2,193,259.80 and 397,347.20 is: 596,020.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,173.20 : 2,193,259.80 = 397,347.20 : x
  2. Step 2: Convert to fraction form
    1,462,173.20/2,193,259.80 = 397,347.20/x
  3. Step 3: Cross multiply
    1,462,173.20x = 2,193,259.80 × 397,347.20
  4. Step 4: Simplify right side
    1,462,173.20x = 871,485,640,402.56
  5. Step 5: Solve for x
    x = 871,485,640,402.56/1,462,173.20
  6. Step 6: Final answer
    x = 596,020.80

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Double scale
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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.