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Finding the Fourth Proportional to 282,874.08, 424,288.56 and 164,469.92

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Solution

The fourth proportional to 282,874.08, 424,288.56 and 164,469.92 is: 246,691.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,874.08 : 424,288.56 = 164,469.92 : x
  2. Step 2: Convert to fraction form
    282,874.08/424,288.56 = 164,469.92/x
  3. Step 3: Cross multiply
    282,874.08x = 424,288.56 × 164,469.92
  4. Step 4: Simplify right side
    282,874.08x = 69,782,705,520.12
  5. Step 5: Solve for x
    x = 69,782,705,520.12/282,874.08
  6. Step 6: Final answer
    x = 246,691.76

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1.5x scale

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.