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Finding the Fourth Proportional to 582,115.64, 873,318.78 and 203,041.88

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Solution

The fourth proportional to 582,115.64, 873,318.78 and 203,041.88 is: 304,613.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,115.64 : 873,318.78 = 203,041.88 : x
  2. Step 2: Convert to fraction form
    582,115.64/873,318.78 = 203,041.88/x
  3. Step 3: Cross multiply
    582,115.64x = 873,318.78 × 203,041.88
  4. Step 4: Simplify right side
    582,115.64x = 177,320,286,930.51
  5. Step 5: Solve for x
    x = 177,320,286,930.51/582,115.64
  6. Step 6: Final answer
    x = 304,613.51

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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.