Home / 931,709.20-1,397,758.20-532,022.80

Finding the Fourth Proportional to 931,709.20, 1,397,758.20 and 532,022.80

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Solution

The fourth proportional to 931,709.20, 1,397,758.20 and 532,022.80 is: 798,145.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,709.20 : 1,397,758.20 = 532,022.80 : x
  2. Step 2: Convert to fraction form
    931,709.20/1,397,758.20 = 532,022.80/x
  3. Step 3: Cross multiply
    931,709.20x = 1,397,758.20 × 532,022.80
  4. Step 4: Simplify right side
    931,709.20x = 743,639,231,286.96
  5. Step 5: Solve for x
    x = 743,639,231,286.96/931,709.20
  6. Step 6: Final answer
    x = 798,145.21

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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.