Home / 887,391.20-1,330,309.20-532,546.40

Finding the Fourth Proportional to 887,391.20, 1,330,309.20 and 532,546.40

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Solution

The fourth proportional to 887,391.20, 1,330,309.20 and 532,546.40 is: 798,352.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,391.20 : 1,330,309.20 = 532,546.40 : x
  2. Step 2: Convert to fraction form
    887,391.20/1,330,309.20 = 532,546.40/x
  3. Step 3: Cross multiply
    887,391.20x = 1,330,309.20 × 532,546.40
  4. Step 4: Simplify right side
    887,391.20x = 708,451,375,346.88
  5. Step 5: Solve for x
    x = 708,451,375,346.88/887,391.20
  6. Step 6: Final answer
    x = 798,352.94

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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.