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Finding the Fourth Proportional to 449,544.52, 674,316.79 and 183,325.80

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Solution

The fourth proportional to 449,544.52, 674,316.79 and 183,325.80 is: 274,988.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,544.52 : 674,316.79 = 183,325.80 : x
  2. Step 2: Convert to fraction form
    449,544.52/674,316.79 = 183,325.80/x
  3. Step 3: Cross multiply
    449,544.52x = 674,316.79 × 183,325.80
  4. Step 4: Simplify right side
    449,544.52x = 123,619,667,050.56
  5. Step 5: Solve for x
    x = 123,619,667,050.56/449,544.52
  6. Step 6: Final answer
    x = 274,988.71

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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.