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Finding the Fourth Proportional to 605,993.48, 908,988.72 and 179,562.48

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Solution

The fourth proportional to 605,993.48, 908,988.72 and 179,562.48 is: 269,343.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,993.48 : 908,988.72 = 179,562.48 : x
  2. Step 2: Convert to fraction form
    605,993.48/908,988.72 = 179,562.48/x
  3. Step 3: Cross multiply
    605,993.48x = 908,988.72 × 179,562.48
  4. Step 4: Simplify right side
    605,993.48x = 163,220,268,855.23
  5. Step 5: Solve for x
    x = 163,220,268,855.23/605,993.48
  6. Step 6: Final answer
    x = 269,343.28

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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.