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Finding the Fourth Proportional to 332,862, 459,351.20 and 181,959

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Solution

The fourth proportional to 332,862, 459,351.20 and 181,959 is: 251,104.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,862 : 459,351.20 = 181,959 : x
  2. Step 2: Convert to fraction form
    332,862/459,351.20 = 181,959/x
  3. Step 3: Cross multiply
    332,862x = 459,351.20 × 181,959
  4. Step 4: Simplify right side
    332,862x = 83,583,085,000.80
  5. Step 5: Solve for x
    x = 83,583,085,000.80/332,862
  6. Step 6: Final answer
    x = 251,104.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.