Home / 792,626.25-1,188,689.63-260,023.17

Finding the Fourth Proportional to 792,626.25, 1,188,689.63 and 260,023.17

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Solution

The fourth proportional to 792,626.25, 1,188,689.63 and 260,023.17 is: 389,952.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,626.25 : 1,188,689.63 = 260,023.17 : x
  2. Step 2: Convert to fraction form
    792,626.25/1,188,689.63 = 260,023.17/x
  3. Step 3: Cross multiply
    792,626.25x = 1,188,689.63 × 260,023.17
  4. Step 4: Simplify right side
    792,626.25x = 309,086,844,438.61
  5. Step 5: Solve for x
    x = 309,086,844,438.61/792,626.25
  6. Step 6: Final answer
    x = 389,952.82

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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.