Home / 1,031,192.12-1,546,788.30-321,277.40

Finding the Fourth Proportional to 1,031,192.12, 1,546,788.30 and 321,277.40

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Solution

The fourth proportional to 1,031,192.12, 1,546,788.30 and 321,277.40 is: 481,916.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,192.12 : 1,546,788.30 = 321,277.40 : x
  2. Step 2: Convert to fraction form
    1,031,192.12/1,546,788.30 = 321,277.40/x
  3. Step 3: Cross multiply
    1,031,192.12x = 1,546,788.30 × 321,277.40
  4. Step 4: Simplify right side
    1,031,192.12x = 496,948,123,374.42
  5. Step 5: Solve for x
    x = 496,948,123,374.42/1,031,192.12
  6. Step 6: Final answer
    x = 481,916.14

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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.