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Finding the Fourth Proportional to 592,286.08, 887,891.52 and 307,643.92

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Solution

The fourth proportional to 592,286.08, 887,891.52 and 307,643.92 is: 461,186.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,286.08 : 887,891.52 = 307,643.92 : x
  2. Step 2: Convert to fraction form
    592,286.08/887,891.52 = 307,643.92/x
  3. Step 3: Cross multiply
    592,286.08x = 887,891.52 × 307,643.92
  4. Step 4: Simplify right side
    592,286.08x = 273,154,427,747.56
  5. Step 5: Solve for x
    x = 273,154,427,747.56/592,286.08
  6. Step 6: Final answer
    x = 461,186.64

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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.