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Finding the Fourth Proportional to 416,227.00, 574,393.26 and 225,240.39

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Solution

The fourth proportional to 416,227.00, 574,393.26 and 225,240.39 is: 310,831.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,227.00 : 574,393.26 = 225,240.39 : x
  2. Step 2: Convert to fraction form
    416,227.00/574,393.26 = 225,240.39/x
  3. Step 3: Cross multiply
    416,227.00x = 574,393.26 × 225,240.39
  4. Step 4: Simplify right side
    416,227.00x = 129,376,564,894.40
  5. Step 5: Solve for x
    x = 129,376,564,894.40/416,227.00
  6. Step 6: Final answer
    x = 310,831.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.