Home / 769,834.26-1,062,364.88-425,685.20

Finding the Fourth Proportional to 769,834.26, 1,062,364.88 and 425,685.20

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Solution

The fourth proportional to 769,834.26, 1,062,364.88 and 425,685.20 is: 587,442.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,834.26 : 1,062,364.88 = 425,685.20 : x
  2. Step 2: Convert to fraction form
    769,834.26/1,062,364.88 = 425,685.20/x
  3. Step 3: Cross multiply
    769,834.26x = 1,062,364.88 × 425,685.20
  4. Step 4: Simplify right side
    769,834.26x = 452,233,002,168.17
  5. Step 5: Solve for x
    x = 452,233,002,168.17/769,834.26
  6. Step 6: Final answer
    x = 587,442.03

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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.