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Finding the Fourth Proportional to 424,997.92, 637,059.48 and 188,452

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Solution

The fourth proportional to 424,997.92, 637,059.48 and 188,452 is: 282,484.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,997.92 : 637,059.48 = 188,452 : x
  2. Step 2: Convert to fraction form
    424,997.92/637,059.48 = 188,452/x
  3. Step 3: Cross multiply
    424,997.92x = 637,059.48 × 188,452
  4. Step 4: Simplify right side
    424,997.92x = 120,055,133,124.96
  5. Step 5: Solve for x
    x = 120,055,133,124.96/424,997.92
  6. Step 6: Final answer
    x = 282,484.05

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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.