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Finding the Fourth Proportional to 322,042.99, 444,433.22 and 178,803.06

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Solution

The fourth proportional to 322,042.99, 444,433.22 and 178,803.06 is: 246,755.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,042.99 : 444,433.22 = 178,803.06 : x
  2. Step 2: Convert to fraction form
    322,042.99/444,433.22 = 178,803.06/x
  3. Step 3: Cross multiply
    322,042.99x = 444,433.22 × 178,803.06
  4. Step 4: Simplify right side
    322,042.99x = 79,466,019,701.65
  5. Step 5: Solve for x
    x = 79,466,019,701.65/322,042.99
  6. Step 6: Final answer
    x = 246,755.94

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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.