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Finding the Fourth Proportional to 416,231.17, 574,400.51 and 225,244.51

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Solution

The fourth proportional to 416,231.17, 574,400.51 and 225,244.51 is: 310,838.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,231.17 : 574,400.51 = 225,244.51 : x
  2. Step 2: Convert to fraction form
    416,231.17/574,400.51 = 225,244.51/x
  3. Step 3: Cross multiply
    416,231.17x = 574,400.51 × 225,244.51
  4. Step 4: Simplify right side
    416,231.17x = 129,380,561,418.70
  5. Step 5: Solve for x
    x = 129,380,561,418.70/416,231.17
  6. Step 6: Final answer
    x = 310,838.23

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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.