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Finding the Fourth Proportional to 269,376.40, 404,066.61 and 119,576.41

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Solution

The fourth proportional to 269,376.40, 404,066.61 and 119,576.41 is: 179,365.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,376.40 : 404,066.61 = 119,576.41 : x
  2. Step 2: Convert to fraction form
    269,376.40/404,066.61 = 119,576.41/x
  3. Step 3: Cross multiply
    269,376.40x = 404,066.61 × 119,576.41
  4. Step 4: Simplify right side
    269,376.40x = 48,316,834,624.67
  5. Step 5: Solve for x
    x = 48,316,834,624.67/269,376.40
  6. Step 6: Final answer
    x = 179,365.51

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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.