Home / 799,198.28-1,198,798.10-222,798.71

Finding the Fourth Proportional to 799,198.28, 1,198,798.10 and 222,798.71

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Solution

The fourth proportional to 799,198.28, 1,198,798.10 and 222,798.71 is: 334,198.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,198.28 : 1,198,798.10 = 222,798.71 : x
  2. Step 2: Convert to fraction form
    799,198.28/1,198,798.10 = 222,798.71/x
  3. Step 3: Cross multiply
    799,198.28x = 1,198,798.10 × 222,798.71
  4. Step 4: Simplify right side
    799,198.28x = 267,090,663,122.47
  5. Step 5: Solve for x
    x = 267,090,663,122.47/799,198.28
  6. Step 6: Final answer
    x = 334,198.25

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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.