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Finding the Fourth Proportional to 304,074, 419,635.08 and 169,938

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Solution

The fourth proportional to 304,074, 419,635.08 and 169,938 is: 234,521.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,074 : 419,635.08 = 169,938 : x
  2. Step 2: Convert to fraction form
    304,074/419,635.08 = 169,938/x
  3. Step 3: Cross multiply
    304,074x = 419,635.08 × 169,938
  4. Step 4: Simplify right side
    304,074x = 71,311,946,225.04
  5. Step 5: Solve for x
    x = 71,311,946,225.04/304,074
  6. Step 6: Final answer
    x = 234,521.68

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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.