Home / 637,220.38-955,830.48-263,253.10

Finding the Fourth Proportional to 637,220.38, 955,830.48 and 263,253.10

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Solution

The fourth proportional to 637,220.38, 955,830.48 and 263,253.10 is: 394,879.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,220.38 : 955,830.48 = 263,253.10 : x
  2. Step 2: Convert to fraction form
    637,220.38/955,830.48 = 263,253.10/x
  3. Step 3: Cross multiply
    637,220.38x = 955,830.48 × 263,253.10
  4. Step 4: Simplify right side
    637,220.38x = 251,625,336,934.49
  5. Step 5: Solve for x
    x = 251,625,336,934.49/637,220.38
  6. Step 6: Final answer
    x = 394,879.61

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Similar ratio
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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.