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Finding the Fourth Proportional to 535,082.10, 738,227.97 and 344,207.22

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Solution

The fourth proportional to 535,082.10, 738,227.97 and 344,207.22 is: 474,886.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,082.10 : 738,227.97 = 344,207.22 : x
  2. Step 2: Convert to fraction form
    535,082.10/738,227.97 = 344,207.22/x
  3. Step 3: Cross multiply
    535,082.10x = 738,227.97 × 344,207.22
  4. Step 4: Simplify right side
    535,082.10x = 254,103,397,279.94
  5. Step 5: Solve for x
    x = 254,103,397,279.94/535,082.10
  6. Step 6: Final answer
    x = 474,886.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.