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Finding the Fourth Proportional to 635,251.62, 876,476.04 and 363,263.40

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Solution

The fourth proportional to 635,251.62, 876,476.04 and 363,263.40 is: 501,205.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,251.62 : 876,476.04 = 363,263.40 : x
  2. Step 2: Convert to fraction form
    635,251.62/876,476.04 = 363,263.40/x
  3. Step 3: Cross multiply
    635,251.62x = 876,476.04 × 363,263.40
  4. Step 4: Simplify right side
    635,251.62x = 318,391,666,308.94
  5. Step 5: Solve for x
    x = 318,391,666,308.94/635,251.62
  6. Step 6: Final answer
    x = 501,205.60

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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.