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Finding the Fourth Proportional to 552,443.46, 762,101.79 and 337,209.90

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Solution

The fourth proportional to 552,443.46, 762,101.79 and 337,209.90 is: 465,184.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,443.46 : 762,101.79 = 337,209.90 : x
  2. Step 2: Convert to fraction form
    552,443.46/762,101.79 = 337,209.90/x
  3. Step 3: Cross multiply
    552,443.46x = 762,101.79 × 337,209.90
  4. Step 4: Simplify right side
    552,443.46x = 256,988,268,395.72
  5. Step 5: Solve for x
    x = 256,988,268,395.72/552,443.46
  6. Step 6: Final answer
    x = 465,184.74

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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.