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Finding the Fourth Proportional to 635,269.61, 876,422.04 and 363,191.34

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Solution

The fourth proportional to 635,269.61, 876,422.04 and 363,191.34 is: 501,061.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,269.61 : 876,422.04 = 363,191.34 : x
  2. Step 2: Convert to fraction form
    635,269.61/876,422.04 = 363,191.34/x
  3. Step 3: Cross multiply
    635,269.61x = 876,422.04 × 363,191.34
  4. Step 4: Simplify right side
    635,269.61x = 318,308,895,113.13
  5. Step 5: Solve for x
    x = 318,308,895,113.13/635,269.61
  6. Step 6: Final answer
    x = 501,061.11

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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.