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Finding the Fourth Proportional to 244,279.40, 366,419.10 and 169,629.80

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Solution

The fourth proportional to 244,279.40, 366,419.10 and 169,629.80 is: 254,444.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,279.40 : 366,419.10 = 169,629.80 : x
  2. Step 2: Convert to fraction form
    244,279.40/366,419.10 = 169,629.80/x
  3. Step 3: Cross multiply
    244,279.40x = 366,419.10 × 169,629.80
  4. Step 4: Simplify right side
    244,279.40x = 62,155,598,649.18
  5. Step 5: Solve for x
    x = 62,155,598,649.18/244,279.40
  6. Step 6: Final answer
    x = 254,444.70

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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.