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Finding the Fourth Proportional to 552,726.38, 829,041.92 and 336,529.08

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Solution

The fourth proportional to 552,726.38, 829,041.92 and 336,529.08 is: 504,764.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,726.38 : 829,041.92 = 336,529.08 : x
  2. Step 2: Convert to fraction form
    552,726.38/829,041.92 = 336,529.08/x
  3. Step 3: Cross multiply
    552,726.38x = 829,041.92 × 336,529.08
  4. Step 4: Simplify right side
    552,726.38x = 278,996,714,619.03
  5. Step 5: Solve for x
    x = 278,996,714,619.03/552,726.38
  6. Step 6: Final answer
    x = 504,764.61

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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.