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Finding the Fourth Proportional to 635,591.52, 877,269.06 and 363,816.96

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Solution

The fourth proportional to 635,591.52, 877,269.06 and 363,816.96 is: 502,154.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,591.52 : 877,269.06 = 363,816.96 : x
  2. Step 2: Convert to fraction form
    635,591.52/877,269.06 = 363,816.96/x
  3. Step 3: Cross multiply
    635,591.52x = 877,269.06 × 363,816.96
  4. Step 4: Simplify right side
    635,591.52x = 319,165,362,511.26
  5. Step 5: Solve for x
    x = 319,165,362,511.26/635,591.52
  6. Step 6: Final answer
    x = 502,154.85

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1.5x scale

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.