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Finding the Fourth Proportional to 281,793, 422,744.76 and 104,301.52

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Solution

The fourth proportional to 281,793, 422,744.76 and 104,301.52 is: 156,472.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,793 : 422,744.76 = 104,301.52 : x
  2. Step 2: Convert to fraction form
    281,793/422,744.76 = 104,301.52/x
  3. Step 3: Cross multiply
    281,793x = 422,744.76 × 104,301.52
  4. Step 4: Simplify right side
    281,793x = 44,092,921,040.04
  5. Step 5: Solve for x
    x = 44,092,921,040.04/281,793
  6. Step 6: Final answer
    x = 156,472.73

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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.