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Finding the Fourth Proportional to 542,934.92, 814,454.22 and 168,857.48

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Solution

The fourth proportional to 542,934.92, 814,454.22 and 168,857.48 is: 253,302.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,934.92 : 814,454.22 = 168,857.48 : x
  2. Step 2: Convert to fraction form
    542,934.92/814,454.22 = 168,857.48/x
  3. Step 3: Cross multiply
    542,934.92x = 814,454.22 × 168,857.48
  4. Step 4: Simplify right side
    542,934.92x = 137,526,687,164.57
  5. Step 5: Solve for x
    x = 137,526,687,164.57/542,934.92
  6. Step 6: Final answer
    x = 253,302.34

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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.