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Finding the Fourth Proportional to 332,355.88, 458,649.30 and 181,451.80

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Solution

The fourth proportional to 332,355.88, 458,649.30 and 181,451.80 is: 250,402.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,355.88 : 458,649.30 = 181,451.80 : x
  2. Step 2: Convert to fraction form
    332,355.88/458,649.30 = 181,451.80/x
  3. Step 3: Cross multiply
    332,355.88x = 458,649.30 × 181,451.80
  4. Step 4: Simplify right side
    332,355.88x = 83,222,741,053.74
  5. Step 5: Solve for x
    x = 83,222,741,053.74/332,355.88
  6. Step 6: Final answer
    x = 250,402.49

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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.