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Finding the Fourth Proportional to 332,166, 458,398.80 and 181,272.72

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Solution

The fourth proportional to 332,166, 458,398.80 and 181,272.72 is: 250,161.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,166 : 458,398.80 = 181,272.72 : x
  2. Step 2: Convert to fraction form
    332,166/458,398.80 = 181,272.72/x
  3. Step 3: Cross multiply
    332,166x = 458,398.80 × 181,272.72
  4. Step 4: Simplify right side
    332,166x = 83,095,197,320.74
  5. Step 5: Solve for x
    x = 83,095,197,320.74/332,166
  6. Step 6: Final answer
    x = 250,161.66

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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.