Home / 770,050.20-1,062,615.33-447,737.43

Finding the Fourth Proportional to 770,050.20, 1,062,615.33 and 447,737.43

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Solution

The fourth proportional to 770,050.20, 1,062,615.33 and 447,737.43 is: 617,846.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,050.20 : 1,062,615.33 = 447,737.43 : x
  2. Step 2: Convert to fraction form
    770,050.20/1,062,615.33 = 447,737.43/x
  3. Step 3: Cross multiply
    770,050.20x = 1,062,615.33 × 447,737.43
  4. Step 4: Simplify right side
    770,050.20x = 475,772,656,932.80
  5. Step 5: Solve for x
    x = 475,772,656,932.80/770,050.20
  6. Step 6: Final answer
    x = 617,846.29

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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.