Home / 361,306.12-542,152.14-271,945.24

Finding the Fourth Proportional to 361,306.12, 542,152.14 and 271,945.24

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Solution

The fourth proportional to 361,306.12, 542,152.14 and 271,945.24 is: 408,063.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,306.12 : 542,152.14 = 271,945.24 : x
  2. Step 2: Convert to fraction form
    361,306.12/542,152.14 = 271,945.24/x
  3. Step 3: Cross multiply
    361,306.12x = 542,152.14 × 271,945.24
  4. Step 4: Simplify right side
    361,306.12x = 147,435,693,828.81
  5. Step 5: Solve for x
    x = 147,435,693,828.81/361,306.12
  6. Step 6: Final answer
    x = 408,063.10

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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.