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Finding the Fourth Proportional to 444,146.06, 612,923.40 and 240,196.97

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Solution

The fourth proportional to 444,146.06, 612,923.40 and 240,196.97 is: 331,472.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,146.06 : 612,923.40 = 240,196.97 : x
  2. Step 2: Convert to fraction form
    444,146.06/612,923.40 = 240,196.97/x
  3. Step 3: Cross multiply
    444,146.06x = 612,923.40 × 240,196.97
  4. Step 4: Simplify right side
    444,146.06x = 147,222,345,054.41
  5. Step 5: Solve for x
    x = 147,222,345,054.41/444,146.06
  6. Step 6: Final answer
    x = 331,472.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.