Home / 542,829.30-814,535.55-227,318.10

Finding the Fourth Proportional to 542,829.30, 814,535.55 and 227,318.10

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Solution

The fourth proportional to 542,829.30, 814,535.55 and 227,318.10 is: 341,099.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,829.30 : 814,535.55 = 227,318.10 : x
  2. Step 2: Convert to fraction form
    542,829.30/814,535.55 = 227,318.10/x
  3. Step 3: Cross multiply
    542,829.30x = 814,535.55 × 227,318.10
  4. Step 4: Simplify right side
    542,829.30x = 185,158,673,608.46
  5. Step 5: Solve for x
    x = 185,158,673,608.46/542,829.30
  6. Step 6: Final answer
    x = 341,099.26

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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.