Home / 792,627.25-1,188,691.12-260,024.17

Finding the Fourth Proportional to 792,627.25, 1,188,691.12 and 260,024.17

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Solution

The fourth proportional to 792,627.25, 1,188,691.12 and 260,024.17 is: 389,954.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,627.25 : 1,188,691.12 = 260,024.17 : x
  2. Step 2: Convert to fraction form
    792,627.25/1,188,691.12 = 260,024.17/x
  3. Step 3: Cross multiply
    792,627.25x = 1,188,691.12 × 260,024.17
  4. Step 4: Simplify right side
    792,627.25x = 309,088,421,864.37
  5. Step 5: Solve for x
    x = 309,088,421,864.37/792,627.25
  6. Step 6: Final answer
    x = 389,954.32

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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.