Home / 792,006.07-1,187,949.42-252,240.57

Finding the Fourth Proportional to 792,006.07, 1,187,949.42 and 252,240.57

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Solution

The fourth proportional to 792,006.07, 1,187,949.42 and 252,240.57 is: 378,341.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,006.07 : 1,187,949.42 = 252,240.57 : x
  2. Step 2: Convert to fraction form
    792,006.07/1,187,949.42 = 252,240.57/x
  3. Step 3: Cross multiply
    792,006.07x = 1,187,949.42 × 252,240.57
  4. Step 4: Simplify right side
    792,006.07x = 299,649,038,831.97
  5. Step 5: Solve for x
    x = 299,649,038,831.97/792,006.07
  6. Step 6: Final answer
    x = 378,341.85

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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.