Home / 755,152.91-1,132,605.45-207,917.66

Finding the Fourth Proportional to 755,152.91, 1,132,605.45 and 207,917.66

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Solution

The fourth proportional to 755,152.91, 1,132,605.45 and 207,917.66 is: 311,842.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,152.91 : 1,132,605.45 = 207,917.66 : x
  2. Step 2: Convert to fraction form
    755,152.91/1,132,605.45 = 207,917.66/x
  3. Step 3: Cross multiply
    755,152.91x = 1,132,605.45 × 207,917.66
  4. Step 4: Simplify right side
    755,152.91x = 235,488,669,204.22
  5. Step 5: Solve for x
    x = 235,488,669,204.22/755,152.91
  6. Step 6: Final answer
    x = 311,842.37

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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.