Home / 770,204.97-1,062,801.08-425,986.20

Finding the Fourth Proportional to 770,204.97, 1,062,801.08 and 425,986.20

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Solution

The fourth proportional to 770,204.97, 1,062,801.08 and 425,986.20 is: 587,815.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,204.97 : 1,062,801.08 = 425,986.20 : x
  2. Step 2: Convert to fraction form
    770,204.97/1,062,801.08 = 425,986.20/x
  3. Step 3: Cross multiply
    770,204.97x = 1,062,801.08 × 425,986.20
  4. Step 4: Simplify right side
    770,204.97x = 452,738,592,892.61
  5. Step 5: Solve for x
    x = 452,738,592,892.61/770,204.97
  6. Step 6: Final answer
    x = 587,815.73

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Double scale
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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.