Home / 985,319.20-1,359,739.88-532,610.20

Finding the Fourth Proportional to 985,319.20, 1,359,739.88 and 532,610.20

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Solution

The fourth proportional to 985,319.20, 1,359,739.88 and 532,610.20 is: 735,001.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,319.20 : 1,359,739.88 = 532,610.20 : x
  2. Step 2: Convert to fraction form
    985,319.20/1,359,739.88 = 532,610.20/x
  3. Step 3: Cross multiply
    985,319.20x = 1,359,739.88 × 532,610.20
  4. Step 4: Simplify right side
    985,319.20x = 724,211,329,434.78
  5. Step 5: Solve for x
    x = 724,211,329,434.78/985,319.20
  6. Step 6: Final answer
    x = 735,001.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.