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Finding the Fourth Proportional to 635,846.92, 949,654.61 and 575,755.40

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Solution

The fourth proportional to 635,846.92, 949,654.61 and 575,755.40 is: 859,906.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,846.92 : 949,654.61 = 575,755.40 : x
  2. Step 2: Convert to fraction form
    635,846.92/949,654.61 = 575,755.40/x
  3. Step 3: Cross multiply
    635,846.92x = 949,654.61 × 575,755.40
  4. Step 4: Simplify right side
    635,846.92x = 546,768,769,842.39
  5. Step 5: Solve for x
    x = 546,768,769,842.39/635,846.92
  6. Step 6: Final answer
    x = 859,906.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.