Home / 792,625.50-1,188,688.50-260,022.42

Finding the Fourth Proportional to 792,625.50, 1,188,688.50 and 260,022.42

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Solution

The fourth proportional to 792,625.50, 1,188,688.50 and 260,022.42 is: 389,951.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,625.50 : 1,188,688.50 = 260,022.42 : x
  2. Step 2: Convert to fraction form
    792,625.50/1,188,688.50 = 260,022.42/x
  3. Step 3: Cross multiply
    792,625.50x = 1,188,688.50 × 260,022.42
  4. Step 4: Simplify right side
    792,625.50x = 309,085,660,396.17
  5. Step 5: Solve for x
    x = 309,085,660,396.17/792,625.50
  6. Step 6: Final answer
    x = 389,951.70

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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.