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Finding the Fourth Proportional to 466,225.92, 699,442.56 and 133,776.64

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Solution

The fourth proportional to 466,225.92, 699,442.56 and 133,776.64 is: 200,694.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,225.92 : 699,442.56 = 133,776.64 : x
  2. Step 2: Convert to fraction form
    466,225.92/699,442.56 = 133,776.64/x
  3. Step 3: Cross multiply
    466,225.92x = 699,442.56 × 133,776.64
  4. Step 4: Simplify right side
    466,225.92x = 93,569,075,549.80
  5. Step 5: Solve for x
    x = 93,569,075,549.80/466,225.92
  6. Step 6: Final answer
    x = 200,694.71

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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.