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Finding the Fourth Proportional to 489,098.34, 733,757.94 and 173,555.28

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Solution

The fourth proportional to 489,098.34, 733,757.94 and 173,555.28 is: 260,372.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,098.34 : 733,757.94 = 173,555.28 : x
  2. Step 2: Convert to fraction form
    489,098.34/733,757.94 = 173,555.28/x
  3. Step 3: Cross multiply
    489,098.34x = 733,757.94 × 173,555.28
  4. Step 4: Simplify right side
    489,098.34x = 127,347,564,728.92
  5. Step 5: Solve for x
    x = 127,347,564,728.92/489,098.34
  6. Step 6: Final answer
    x = 260,372.11

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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.