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Finding the Fourth Proportional to 337,386.72, 506,702.16 and 267,713.76

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Solution

The fourth proportional to 337,386.72, 506,702.16 and 267,713.76 is: 402,064.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,386.72 : 506,702.16 = 267,713.76 : x
  2. Step 2: Convert to fraction form
    337,386.72/506,702.16 = 267,713.76/x
  3. Step 3: Cross multiply
    337,386.72x = 506,702.16 × 267,713.76
  4. Step 4: Simplify right side
    337,386.72x = 135,651,140,453.72
  5. Step 5: Solve for x
    x = 135,651,140,453.72/337,386.72
  6. Step 6: Final answer
    x = 402,064.26

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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.