Home / 772,753.00-1,158,311.42-259,929.96

Finding the Fourth Proportional to 772,753.00, 1,158,311.42 and 259,929.96

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Solution

The fourth proportional to 772,753.00, 1,158,311.42 and 259,929.96 is: 389,619.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,753.00 : 1,158,311.42 = 259,929.96 : x
  2. Step 2: Convert to fraction form
    772,753.00/1,158,311.42 = 259,929.96/x
  3. Step 3: Cross multiply
    772,753.00x = 1,158,311.42 × 259,929.96
  4. Step 4: Simplify right side
    772,753.00x = 301,079,834,951.67
  5. Step 5: Solve for x
    x = 301,079,834,951.67/772,753.00
  6. Step 6: Final answer
    x = 389,619.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.