Home / 582,020.78-871,409.07-297,098.42

Finding the Fourth Proportional to 582,020.78, 871,409.07 and 297,098.42

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Solution

The fourth proportional to 582,020.78, 871,409.07 and 297,098.42 is: 444,819.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,020.78 : 871,409.07 = 297,098.42 : x
  2. Step 2: Convert to fraction form
    582,020.78/871,409.07 = 297,098.42/x
  3. Step 3: Cross multiply
    582,020.78x = 871,409.07 × 297,098.42
  4. Step 4: Simplify right side
    582,020.78x = 258,894,253,513.62
  5. Step 5: Solve for x
    x = 258,894,253,513.62/582,020.78
  6. Step 6: Final answer
    x = 444,819.61

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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.