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Finding the Fourth Proportional to 403,614.84, 605,006.88 and 179,081.04

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Solution

The fourth proportional to 403,614.84, 605,006.88 and 179,081.04 is: 268,437.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,614.84 : 605,006.88 = 179,081.04 : x
  2. Step 2: Convert to fraction form
    403,614.84/605,006.88 = 179,081.04/x
  3. Step 3: Cross multiply
    403,614.84x = 605,006.88 × 179,081.04
  4. Step 4: Simplify right side
    403,614.84x = 108,345,261,277.56
  5. Step 5: Solve for x
    x = 108,345,261,277.56/403,614.84
  6. Step 6: Final answer
    x = 268,437.26

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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.