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Finding the Fourth Proportional to 337,066.61, 505,601.30 and 84,346.41

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Solution

The fourth proportional to 337,066.61, 505,601.30 and 84,346.41 is: 126,519.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,066.61 : 505,601.30 = 84,346.41 : x
  2. Step 2: Convert to fraction form
    337,066.61/505,601.30 = 84,346.41/x
  3. Step 3: Cross multiply
    337,066.61x = 505,601.30 × 84,346.41
  4. Step 4: Simplify right side
    337,066.61x = 42,645,654,546.33
  5. Step 5: Solve for x
    x = 42,645,654,546.33/337,066.61
  6. Step 6: Final answer
    x = 126,519.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.