Home / 459,191.28-633,679.68-255,236.88

Finding the Fourth Proportional to 459,191.28, 633,679.68 and 255,236.88

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Solution

The fourth proportional to 459,191.28, 633,679.68 and 255,236.88 is: 352,224.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,191.28 : 633,679.68 = 255,236.88 : x
  2. Step 2: Convert to fraction form
    459,191.28/633,679.68 = 255,236.88/x
  3. Step 3: Cross multiply
    459,191.28x = 633,679.68 × 255,236.88
  4. Step 4: Simplify right side
    459,191.28x = 161,738,424,442.60
  5. Step 5: Solve for x
    x = 161,738,424,442.60/459,191.28
  6. Step 6: Final answer
    x = 352,224.51

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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.