Home / 985,081.20-1,359,412.05-532,372.20

Finding the Fourth Proportional to 985,081.20, 1,359,412.05 and 532,372.20

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Solution

The fourth proportional to 985,081.20, 1,359,412.05 and 532,372.20 is: 734,673.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,081.20 : 1,359,412.05 = 532,372.20 : x
  2. Step 2: Convert to fraction form
    985,081.20/1,359,412.05 = 532,372.20/x
  3. Step 3: Cross multiply
    985,081.20x = 1,359,412.05 × 532,372.20
  4. Step 4: Simplify right side
    985,081.20x = 723,713,183,765.01
  5. Step 5: Solve for x
    x = 723,713,183,765.01/985,081.20
  6. Step 6: Final answer
    x = 734,673.63

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1.5x scale

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.