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Finding the Fourth Proportional to 559,517.39, 839,524.15 and 293,214.59

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Solution

The fourth proportional to 559,517.39, 839,524.15 and 293,214.59 is: 439,951.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,517.39 : 839,524.15 = 293,214.59 : x
  2. Step 2: Convert to fraction form
    559,517.39/839,524.15 = 293,214.59/x
  3. Step 3: Cross multiply
    559,517.39x = 839,524.15 × 293,214.59
  4. Step 4: Simplify right side
    559,517.39x = 246,160,725,239.73
  5. Step 5: Solve for x
    x = 246,160,725,239.73/559,517.39
  6. Step 6: Final answer
    x = 439,951.88

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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.