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Finding the Fourth Proportional to 542,272.03, 813,403.94 and 163,191.13

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Solution

The fourth proportional to 542,272.03, 813,403.94 and 163,191.13 is: 244,785.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,272.03 : 813,403.94 = 163,191.13 : x
  2. Step 2: Convert to fraction form
    542,272.03/813,403.94 = 163,191.13/x
  3. Step 3: Cross multiply
    542,272.03x = 813,403.94 × 163,191.13
  4. Step 4: Simplify right side
    542,272.03x = 132,740,304,456.01
  5. Step 5: Solve for x
    x = 132,740,304,456.01/542,272.03
  6. Step 6: Final answer
    x = 244,785.46

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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.