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Finding the Fourth Proportional to 882,190.68, 1,323,294 and 251,104.20

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Solution

The fourth proportional to 882,190.68, 1,323,294 and 251,104.20 is: 376,658.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,190.68 : 1,323,294 = 251,104.20 : x
  2. Step 2: Convert to fraction form
    882,190.68/1,323,294 = 251,104.20/x
  3. Step 3: Cross multiply
    882,190.68x = 1,323,294 × 251,104.20
  4. Step 4: Simplify right side
    882,190.68x = 332,284,681,234.80
  5. Step 5: Solve for x
    x = 332,284,681,234.80/882,190.68
  6. Step 6: Final answer
    x = 376,658.57

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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.