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Finding the Fourth Proportional to 592,259, 817,336.92 and 323,987

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Solution

The fourth proportional to 592,259, 817,336.92 and 323,987 is: 447,112.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,259 : 817,336.92 = 323,987 : x
  2. Step 2: Convert to fraction form
    592,259/817,336.92 = 323,987/x
  3. Step 3: Cross multiply
    592,259x = 817,336.92 × 323,987
  4. Step 4: Simplify right side
    592,259x = 264,806,536,700.04
  5. Step 5: Solve for x
    x = 264,806,536,700.04/592,259
  6. Step 6: Final answer
    x = 447,112.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.