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Finding the Fourth Proportional to 466,245.22, 699,365.52 and 402,872.49

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Solution

The fourth proportional to 466,245.22, 699,365.52 and 402,872.49 is: 604,306.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,245.22 : 699,365.52 = 402,872.49 : x
  2. Step 2: Convert to fraction form
    466,245.22/699,365.52 = 402,872.49/x
  3. Step 3: Cross multiply
    466,245.22x = 699,365.52 × 402,872.49
  4. Step 4: Simplify right side
    466,245.22x = 281,755,128,462.55
  5. Step 5: Solve for x
    x = 281,755,128,462.55/466,245.22
  6. Step 6: Final answer
    x = 604,306.74

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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.