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Finding the Fourth Proportional to 532,581.48, 798,961.32 and 177,704.28

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Solution

The fourth proportional to 532,581.48, 798,961.32 and 177,704.28 is: 266,586.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,581.48 : 798,961.32 = 177,704.28 : x
  2. Step 2: Convert to fraction form
    532,581.48/798,961.32 = 177,704.28/x
  3. Step 3: Cross multiply
    532,581.48x = 798,961.32 × 177,704.28
  4. Step 4: Simplify right side
    532,581.48x = 141,978,846,118.45
  5. Step 5: Solve for x
    x = 141,978,846,118.45/532,581.48
  6. Step 6: Final answer
    x = 266,586.15

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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.