Home / 327,716.10-491,574.15-222,740.10

Finding the Fourth Proportional to 327,716.10, 491,574.15 and 222,740.10

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Solution

The fourth proportional to 327,716.10, 491,574.15 and 222,740.10 is: 334,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,716.10 : 491,574.15 = 222,740.10 : x
  2. Step 2: Convert to fraction form
    327,716.10/491,574.15 = 222,740.10/x
  3. Step 3: Cross multiply
    327,716.10x = 491,574.15 × 222,740.10
  4. Step 4: Simplify right side
    327,716.10x = 109,493,275,328.42
  5. Step 5: Solve for x
    x = 109,493,275,328.42/327,716.10
  6. Step 6: Final answer
    x = 334,110.15

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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.