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Finding the Fourth Proportional to 584,891.52, 877,337.23 and 318,875.73

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Solution

The fourth proportional to 584,891.52, 877,337.23 and 318,875.73 is: 478,313.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,891.52 : 877,337.23 = 318,875.73 : x
  2. Step 2: Convert to fraction form
    584,891.52/877,337.23 = 318,875.73/x
  3. Step 3: Cross multiply
    584,891.52x = 877,337.23 × 318,875.73
  4. Step 4: Simplify right side
    584,891.52x = 279,761,549,672.43
  5. Step 5: Solve for x
    x = 279,761,549,672.43/584,891.52
  6. Step 6: Final answer
    x = 478,313.57

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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.