Home / 382,385.03-573,034.43-281,753.87

Finding the Fourth Proportional to 382,385.03, 573,034.43 and 281,753.87

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Solution

The fourth proportional to 382,385.03, 573,034.43 and 281,753.87 is: 422,230.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,385.03 : 573,034.43 = 281,753.87 : x
  2. Step 2: Convert to fraction form
    382,385.03/573,034.43 = 281,753.87/x
  3. Step 3: Cross multiply
    382,385.03x = 573,034.43 × 281,753.87
  4. Step 4: Simplify right side
    382,385.03x = 161,454,666,134.96
  5. Step 5: Solve for x
    x = 161,454,666,134.96/382,385.03
  6. Step 6: Final answer
    x = 422,230.62

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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.