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Finding the Fourth Proportional to 416,914.08, 625,366.56 and 101,371.20

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Solution

The fourth proportional to 416,914.08, 625,366.56 and 101,371.20 is: 152,055.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,914.08 : 625,366.56 = 101,371.20 : x
  2. Step 2: Convert to fraction form
    416,914.08/625,366.56 = 101,371.20/x
  3. Step 3: Cross multiply
    416,914.08x = 625,366.56 × 101,371.20
  4. Step 4: Simplify right side
    416,914.08x = 63,394,158,627.07
  5. Step 5: Solve for x
    x = 63,394,158,627.07/416,914.08
  6. Step 6: Final answer
    x = 152,055.69

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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.