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Finding the Fourth Proportional to 449,571.33, 674,265.47 and 165,164.13

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Solution

The fourth proportional to 449,571.33, 674,265.47 and 165,164.13 is: 247,712.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,571.33 : 674,265.47 = 165,164.13 : x
  2. Step 2: Convert to fraction form
    449,571.33/674,265.47 = 165,164.13/x
  3. Step 3: Cross multiply
    449,571.33x = 674,265.47 × 165,164.13
  4. Step 4: Simplify right side
    449,571.33x = 111,364,468,915.77
  5. Step 5: Solve for x
    x = 111,364,468,915.77/449,571.33
  6. Step 6: Final answer
    x = 247,712.57

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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.