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Finding the Fourth Proportional to 590,926.80, 887,046.30 and 366,540.60

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Solution

The fourth proportional to 590,926.80, 887,046.30 and 366,540.60 is: 550,217.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,926.80 : 887,046.30 = 366,540.60 : x
  2. Step 2: Convert to fraction form
    590,926.80/887,046.30 = 366,540.60/x
  3. Step 3: Cross multiply
    590,926.80x = 887,046.30 × 366,540.60
  4. Step 4: Simplify right side
    590,926.80x = 325,138,483,029.78
  5. Step 5: Solve for x
    x = 325,138,483,029.78/590,926.80
  6. Step 6: Final answer
    x = 550,217.87

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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.