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Finding the Fourth Proportional to 555,377.76, 832,716.72 and 471,167.33

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Solution

The fourth proportional to 555,377.76, 832,716.72 and 471,167.33 is: 706,454.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,377.76 : 832,716.72 = 471,167.33 : x
  2. Step 2: Convert to fraction form
    555,377.76/832,716.72 = 471,167.33/x
  3. Step 3: Cross multiply
    555,377.76x = 832,716.72 × 471,167.33
  4. Step 4: Simplify right side
    555,377.76x = 392,348,909,445.17
  5. Step 5: Solve for x
    x = 392,348,909,445.17/555,377.76
  6. Step 6: Final answer
    x = 706,454.12

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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.