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Finding the Fourth Proportional to 979,230.10, 1,468,840.02 and 532,788.91

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Solution

The fourth proportional to 979,230.10, 1,468,840.02 and 532,788.91 is: 799,180.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,230.10 : 1,468,840.02 = 532,788.91 : x
  2. Step 2: Convert to fraction form
    979,230.10/1,468,840.02 = 532,788.91/x
  3. Step 3: Cross multiply
    979,230.10x = 1,468,840.02 × 532,788.91
  4. Step 4: Simplify right side
    979,230.10x = 782,581,673,220.18
  5. Step 5: Solve for x
    x = 782,581,673,220.18/979,230.10
  6. Step 6: Final answer
    x = 799,180.57

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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.