Home / 438,217.02-657,318.78-224,861.85

Finding the Fourth Proportional to 438,217.02, 657,318.78 and 224,861.85

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Solution

The fourth proportional to 438,217.02, 657,318.78 and 224,861.85 is: 337,289.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,217.02 : 657,318.78 = 224,861.85 : x
  2. Step 2: Convert to fraction form
    438,217.02/657,318.78 = 224,861.85/x
  3. Step 3: Cross multiply
    438,217.02x = 657,318.78 × 224,861.85
  4. Step 4: Simplify right side
    438,217.02x = 147,805,916,910.54
  5. Step 5: Solve for x
    x = 147,805,916,910.54/438,217.02
  6. Step 6: Final answer
    x = 337,289.31

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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.