Home / 952,515.50-1,428,917.00-278,512.17

Finding the Fourth Proportional to 952,515.50, 1,428,917.00 and 278,512.17

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Solution

The fourth proportional to 952,515.50, 1,428,917.00 and 278,512.17 is: 417,810.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,515.50 : 1,428,917.00 = 278,512.17 : x
  2. Step 2: Convert to fraction form
    952,515.50/1,428,917.00 = 278,512.17/x
  3. Step 3: Cross multiply
    952,515.50x = 1,428,917.00 × 278,512.17
  4. Step 4: Simplify right side
    952,515.50x = 397,970,777,273.18
  5. Step 5: Solve for x
    x = 397,970,777,273.18/952,515.50
  6. Step 6: Final answer
    x = 417,810.29

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1.5x scale

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.