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Finding the Fourth Proportional to 635,269.83, 876,422.32 and 363,191.53

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Solution

The fourth proportional to 635,269.83, 876,422.32 and 363,191.53 is: 501,061.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,269.83 : 876,422.32 = 363,191.53 : x
  2. Step 2: Convert to fraction form
    635,269.83/876,422.32 = 363,191.53/x
  3. Step 3: Cross multiply
    635,269.83x = 876,422.32 × 363,191.53
  4. Step 4: Simplify right side
    635,269.83x = 318,309,163,326.95
  5. Step 5: Solve for x
    x = 318,309,163,326.95/635,269.83
  6. Step 6: Final answer
    x = 501,061.36

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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.