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Finding the Fourth Proportional to 269,482.45, 404,154.73 and 79,898.49

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Solution

The fourth proportional to 269,482.45, 404,154.73 and 79,898.49 is: 119,827.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,482.45 : 404,154.73 = 79,898.49 : x
  2. Step 2: Convert to fraction form
    269,482.45/404,154.73 = 79,898.49/x
  3. Step 3: Cross multiply
    269,482.45x = 404,154.73 × 79,898.49
  4. Step 4: Simplify right side
    269,482.45x = 32,291,350,233.09
  5. Step 5: Solve for x
    x = 32,291,350,233.09/269,482.45
  6. Step 6: Final answer
    x = 119,827.28

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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.