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Finding the Fourth Proportional to 542,294.55, 813,254.33 and 222,355.59

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Solution

The fourth proportional to 542,294.55, 813,254.33 and 222,355.59 is: 333,456.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,294.55 : 813,254.33 = 222,355.59 : x
  2. Step 2: Convert to fraction form
    542,294.55/813,254.33 = 222,355.59/x
  3. Step 3: Cross multiply
    542,294.55x = 813,254.33 × 222,355.59
  4. Step 4: Simplify right side
    542,294.55x = 180,831,645,255.43
  5. Step 5: Solve for x
    x = 180,831,645,255.43/542,294.55
  6. Step 6: Final answer
    x = 333,456.50

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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.