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Finding the Fourth Proportional to 598,896.80, 898,474.80 and 178,215.20

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Solution

The fourth proportional to 598,896.80, 898,474.80 and 178,215.20 is: 267,361.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,896.80 : 898,474.80 = 178,215.20 : x
  2. Step 2: Convert to fraction form
    598,896.80/898,474.80 = 178,215.20/x
  3. Step 3: Cross multiply
    598,896.80x = 898,474.80 × 178,215.20
  4. Step 4: Simplify right side
    598,896.80x = 160,121,866,176.96
  5. Step 5: Solve for x
    x = 160,121,866,176.96/598,896.80
  6. Step 6: Final answer
    x = 267,361.37

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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.