Home / 769,938.66-1,062,522.18-425,797.92

Finding the Fourth Proportional to 769,938.66, 1,062,522.18 and 425,797.92

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Solution

The fourth proportional to 769,938.66, 1,062,522.18 and 425,797.92 is: 587,604.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,938.66 : 1,062,522.18 = 425,797.92 : x
  2. Step 2: Convert to fraction form
    769,938.66/1,062,522.18 = 425,797.92/x
  3. Step 3: Cross multiply
    769,938.66x = 1,062,522.18 × 425,797.92
  4. Step 4: Simplify right side
    769,938.66x = 452,419,734,197.87
  5. Step 5: Solve for x
    x = 452,419,734,197.87/769,938.66
  6. Step 6: Final answer
    x = 587,604.91

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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.