Home / 756,002.10-1,134,003.15-223,528.35

Finding the Fourth Proportional to 756,002.10, 1,134,003.15 and 223,528.35

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Solution

The fourth proportional to 756,002.10, 1,134,003.15 and 223,528.35 is: 335,292.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,002.10 : 1,134,003.15 = 223,528.35 : x
  2. Step 2: Convert to fraction form
    756,002.10/1,134,003.15 = 223,528.35/x
  3. Step 3: Cross multiply
    756,002.10x = 1,134,003.15 × 223,528.35
  4. Step 4: Simplify right side
    756,002.10x = 253,481,853,014.30
  5. Step 5: Solve for x
    x = 253,481,853,014.30/756,002.10
  6. Step 6: Final answer
    x = 335,292.53

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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.