Home / 268,268.20-402,402.30-237,941.80

Finding the Fourth Proportional to 268,268.20, 402,402.30 and 237,941.80

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Solution

The fourth proportional to 268,268.20, 402,402.30 and 237,941.80 is: 356,912.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,268.20 : 402,402.30 = 237,941.80 : x
  2. Step 2: Convert to fraction form
    268,268.20/402,402.30 = 237,941.80/x
  3. Step 3: Cross multiply
    268,268.20x = 402,402.30 × 237,941.80
  4. Step 4: Simplify right side
    268,268.20x = 95,748,327,586.14
  5. Step 5: Solve for x
    x = 95,748,327,586.14/268,268.20
  6. Step 6: Final answer
    x = 356,912.70

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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.