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Finding the Fourth Proportional to 542,240.64, 813,197.01 and 163,060.73

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Solution

The fourth proportional to 542,240.64, 813,197.01 and 163,060.73 is: 244,541.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,240.64 : 813,197.01 = 163,060.73 : x
  2. Step 2: Convert to fraction form
    542,240.64/813,197.01 = 163,060.73/x
  3. Step 3: Cross multiply
    542,240.64x = 813,197.01 × 163,060.73
  4. Step 4: Simplify right side
    542,240.64x = 132,600,495,849.41
  5. Step 5: Solve for x
    x = 132,600,495,849.41/542,240.64
  6. Step 6: Final answer
    x = 244,541.79

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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.