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Finding the Fourth Proportional to 322,080.64, 482,866.86 and 203,502.04

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Solution

The fourth proportional to 322,080.64, 482,866.86 and 203,502.04 is: 305,092.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,080.64 : 482,866.86 = 203,502.04 : x
  2. Step 2: Convert to fraction form
    322,080.64/482,866.86 = 203,502.04/x
  3. Step 3: Cross multiply
    322,080.64x = 482,866.86 × 203,502.04
  4. Step 4: Simplify right side
    322,080.64x = 98,264,391,058.39
  5. Step 5: Solve for x
    x = 98,264,391,058.39/322,080.64
  6. Step 6: Final answer
    x = 305,092.51

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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.