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Finding the Fourth Proportional to 532,349.80, 734,766.18 and 351,094.12

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Solution

The fourth proportional to 532,349.80, 734,766.18 and 351,094.12 is: 484,591.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,349.80 : 734,766.18 = 351,094.12 : x
  2. Step 2: Convert to fraction form
    532,349.80/734,766.18 = 351,094.12/x
  3. Step 3: Cross multiply
    532,349.80x = 734,766.18 × 351,094.12
  4. Step 4: Simplify right side
    532,349.80x = 257,972,085,372.86
  5. Step 5: Solve for x
    x = 257,972,085,372.86/532,349.80
  6. Step 6: Final answer
    x = 484,591.31

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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.