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Finding the Fourth Proportional to 224,795.52, 336,798.72 and 200,390.40

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Solution

The fourth proportional to 224,795.52, 336,798.72 and 200,390.40 is: 300,233.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,795.52 : 336,798.72 = 200,390.40 : x
  2. Step 2: Convert to fraction form
    224,795.52/336,798.72 = 200,390.40/x
  3. Step 3: Cross multiply
    224,795.52x = 336,798.72 × 200,390.40
  4. Step 4: Simplify right side
    224,795.52x = 67,491,230,220.29
  5. Step 5: Solve for x
    x = 67,491,230,220.29/224,795.52
  6. Step 6: Final answer
    x = 300,233.88

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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.