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Finding the Fourth Proportional to 579,167.52, 799,251.42 and 352,813.02

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Solution

The fourth proportional to 579,167.52, 799,251.42 and 352,813.02 is: 486,882.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,167.52 : 799,251.42 = 352,813.02 : x
  2. Step 2: Convert to fraction form
    579,167.52/799,251.42 = 352,813.02/x
  3. Step 3: Cross multiply
    579,167.52x = 799,251.42 × 352,813.02
  4. Step 4: Simplify right side
    579,167.52x = 281,986,307,229.49
  5. Step 5: Solve for x
    x = 281,986,307,229.49/579,167.52
  6. Step 6: Final answer
    x = 486,882.12

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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.