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Finding the Fourth Proportional to 302,618.62, 417,594.45 and 181,765

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Solution

The fourth proportional to 302,618.62, 417,594.45 and 181,765 is: 250,824.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,618.62 : 417,594.45 = 181,765 : x
  2. Step 2: Convert to fraction form
    302,618.62/417,594.45 = 181,765/x
  3. Step 3: Cross multiply
    302,618.62x = 417,594.45 × 181,765
  4. Step 4: Simplify right side
    302,618.62x = 75,904,055,204.25
  5. Step 5: Solve for x
    x = 75,904,055,204.25/302,618.62
  6. Step 6: Final answer
    x = 250,824.14

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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.