Home / 268,375.24-370,374.42-223,585.48

Finding the Fourth Proportional to 268,375.24, 370,374.42 and 223,585.48

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Solution

The fourth proportional to 268,375.24, 370,374.42 and 223,585.48 is: 308,561.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,375.24 : 370,374.42 = 223,585.48 : x
  2. Step 2: Convert to fraction form
    268,375.24/370,374.42 = 223,585.48/x
  3. Step 3: Cross multiply
    268,375.24x = 370,374.42 × 223,585.48
  4. Step 4: Simplify right side
    268,375.24x = 82,810,342,475.42
  5. Step 5: Solve for x
    x = 82,810,342,475.42/268,375.24
  6. Step 6: Final answer
    x = 308,561.78

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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.