Home / 755,318.58-1,132,587.45-222,771.66

Finding the Fourth Proportional to 755,318.58, 1,132,587.45 and 222,771.66

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Solution

The fourth proportional to 755,318.58, 1,132,587.45 and 222,771.66 is: 334,042.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,318.58 : 1,132,587.45 = 222,771.66 : x
  2. Step 2: Convert to fraction form
    755,318.58/1,132,587.45 = 222,771.66/x
  3. Step 3: Cross multiply
    755,318.58x = 1,132,587.45 × 222,771.66
  4. Step 4: Simplify right side
    755,318.58x = 252,308,386,331.67
  5. Step 5: Solve for x
    x = 252,308,386,331.67/755,318.58
  6. Step 6: Final answer
    x = 334,042.34

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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.