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Finding the Fourth Proportional to 588,326.72, 881,875.68 and 288,392

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Solution

The fourth proportional to 588,326.72, 881,875.68 and 288,392 is: 432,286.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,326.72 : 881,875.68 = 288,392 : x
  2. Step 2: Convert to fraction form
    588,326.72/881,875.68 = 288,392/x
  3. Step 3: Cross multiply
    588,326.72x = 881,875.68 × 288,392
  4. Step 4: Simplify right side
    588,326.72x = 254,325,891,106.56
  5. Step 5: Solve for x
    x = 254,325,891,106.56/588,326.72
  6. Step 6: Final answer
    x = 432,286.83

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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.