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Finding the Fourth Proportional to 304,096.30, 419,645.49 and 168,126.74

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Solution

The fourth proportional to 304,096.30, 419,645.49 and 168,126.74 is: 232,010.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,096.30 : 419,645.49 = 168,126.74 : x
  2. Step 2: Convert to fraction form
    304,096.30/419,645.49 = 168,126.74/x
  3. Step 3: Cross multiply
    304,096.30x = 419,645.49 × 168,126.74
  4. Step 4: Simplify right side
    304,096.30x = 70,553,629,868.99
  5. Step 5: Solve for x
    x = 70,553,629,868.99/304,096.30
  6. Step 6: Final answer
    x = 232,010.82

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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.