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Finding the Fourth Proportional to 542,663.06, 813,984.86 and 222,745.46

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Solution

The fourth proportional to 542,663.06, 813,984.86 and 222,745.46 is: 334,114.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,663.06 : 813,984.86 = 222,745.46 : x
  2. Step 2: Convert to fraction form
    542,663.06/813,984.86 = 222,745.46/x
  3. Step 3: Cross multiply
    542,663.06x = 813,984.86 × 222,745.46
  4. Step 4: Simplify right side
    542,663.06x = 181,311,428,560.68
  5. Step 5: Solve for x
    x = 181,311,428,560.68/542,663.06
  6. Step 6: Final answer
    x = 334,114.19

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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.