Home / 821,767.47-1,232,651.22-222,728.63

Finding the Fourth Proportional to 821,767.47, 1,232,651.22 and 222,728.63

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Solution

The fourth proportional to 821,767.47, 1,232,651.22 and 222,728.63 is: 334,092.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,767.47 : 1,232,651.22 = 222,728.63 : x
  2. Step 2: Convert to fraction form
    821,767.47/1,232,651.22 = 222,728.63/x
  3. Step 3: Cross multiply
    821,767.47x = 1,232,651.22 × 222,728.63
  4. Step 4: Simplify right side
    821,767.47x = 274,546,722,153.28
  5. Step 5: Solve for x
    x = 274,546,722,153.28/821,767.47
  6. Step 6: Final answer
    x = 334,092.95

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Similar ratio
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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.