Home / 338,839.07-467,563.25-202,869.48

Finding the Fourth Proportional to 338,839.07, 467,563.25 and 202,869.48

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Solution

The fourth proportional to 338,839.07, 467,563.25 and 202,869.48 is: 279,939.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,839.07 : 467,563.25 = 202,869.48 : x
  2. Step 2: Convert to fraction form
    338,839.07/467,563.25 = 202,869.48/x
  3. Step 3: Cross multiply
    338,839.07x = 467,563.25 × 202,869.48
  4. Step 4: Simplify right side
    338,839.07x = 94,854,313,025.10
  5. Step 5: Solve for x
    x = 94,854,313,025.10/338,839.07
  6. Step 6: Final answer
    x = 279,939.13

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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.