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Finding the Fourth Proportional to 244,647.40, 366,971.10 and 169,997.80

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Solution

The fourth proportional to 244,647.40, 366,971.10 and 169,997.80 is: 254,996.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,647.40 : 366,971.10 = 169,997.80 : x
  2. Step 2: Convert to fraction form
    244,647.40/366,971.10 = 169,997.80/x
  3. Step 3: Cross multiply
    244,647.40x = 366,971.10 × 169,997.80
  4. Step 4: Simplify right side
    244,647.40x = 62,384,279,663.58
  5. Step 5: Solve for x
    x = 62,384,279,663.58/244,647.40
  6. Step 6: Final answer
    x = 254,996.70

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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.