Home / 382,904.52-574,619.20-133,586.52

Finding the Fourth Proportional to 382,904.52, 574,619.20 and 133,586.52

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Solution

The fourth proportional to 382,904.52, 574,619.20 and 133,586.52 is: 200,471.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,904.52 : 574,619.20 = 133,586.52 : x
  2. Step 2: Convert to fraction form
    382,904.52/574,619.20 = 133,586.52/x
  3. Step 3: Cross multiply
    382,904.52x = 574,619.20 × 133,586.52
  4. Step 4: Simplify right side
    382,904.52x = 76,761,379,253.18
  5. Step 5: Solve for x
    x = 76,761,379,253.18/382,904.52
  6. Step 6: Final answer
    x = 200,471.33

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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.