Home / 799,610.31-1,103,355.62-513,517.90

Finding the Fourth Proportional to 799,610.31, 1,103,355.62 and 513,517.90

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Solution

The fourth proportional to 799,610.31, 1,103,355.62 and 513,517.90 is: 708,586.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,610.31 : 1,103,355.62 = 513,517.90 : x
  2. Step 2: Convert to fraction form
    799,610.31/1,103,355.62 = 513,517.90/x
  3. Step 3: Cross multiply
    799,610.31x = 1,103,355.62 × 513,517.90
  4. Step 4: Simplify right side
    799,610.31x = 566,592,860,935.60
  5. Step 5: Solve for x
    x = 566,592,860,935.60/799,610.31
  6. Step 6: Final answer
    x = 708,586.24

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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.