Home / 268,549.24-402,479.34-226,919.56

Finding the Fourth Proportional to 268,549.24, 402,479.34 and 226,919.56

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Solution

The fourth proportional to 268,549.24, 402,479.34 and 226,919.56 is: 340,088.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,549.24 : 402,479.34 = 226,919.56 : x
  2. Step 2: Convert to fraction form
    268,549.24/402,479.34 = 226,919.56/x
  3. Step 3: Cross multiply
    268,549.24x = 402,479.34 × 226,919.56
  4. Step 4: Simplify right side
    268,549.24x = 91,330,434,741.89
  5. Step 5: Solve for x
    x = 91,330,434,741.89/268,549.24
  6. Step 6: Final answer
    x = 340,088.23

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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.