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Finding the Fourth Proportional to 296,521.74, 444,809.97 and 96,843.18

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Solution

The fourth proportional to 296,521.74, 444,809.97 and 96,843.18 is: 145,273.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,521.74 : 444,809.97 = 96,843.18 : x
  2. Step 2: Convert to fraction form
    296,521.74/444,809.97 = 96,843.18/x
  3. Step 3: Cross multiply
    296,521.74x = 444,809.97 × 96,843.18
  4. Step 4: Simplify right side
    296,521.74x = 43,076,811,990.50
  5. Step 5: Solve for x
    x = 43,076,811,990.50/296,521.74
  6. Step 6: Final answer
    x = 145,273.71

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1.5x scale

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.