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Finding the Fourth Proportional to 417,054.69, 625,630.62 and 150,940.53

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Solution

The fourth proportional to 417,054.69, 625,630.62 and 150,940.53 is: 226,428.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,054.69 : 625,630.62 = 150,940.53 : x
  2. Step 2: Convert to fraction form
    417,054.69/625,630.62 = 150,940.53/x
  3. Step 3: Cross multiply
    417,054.69x = 625,630.62 × 150,940.53
  4. Step 4: Simplify right side
    417,054.69x = 94,433,017,367.03
  5. Step 5: Solve for x
    x = 94,433,017,367.03/417,054.69
  6. Step 6: Final answer
    x = 226,428.38

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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.