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Finding the Fourth Proportional to 489,253.86, 733,172.51 and 337,294.96

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Solution

The fourth proportional to 489,253.86, 733,172.51 and 337,294.96 is: 505,454.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,253.86 : 733,172.51 = 337,294.96 : x
  2. Step 2: Convert to fraction form
    489,253.86/733,172.51 = 337,294.96/x
  3. Step 3: Cross multiply
    489,253.86x = 733,172.51 × 337,294.96
  4. Step 4: Simplify right side
    489,253.86x = 247,295,392,433.55
  5. Step 5: Solve for x
    x = 247,295,392,433.55/489,253.86
  6. Step 6: Final answer
    x = 505,454.15

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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.