Home / 245,473.28-338,586.54-159,278.24

Finding the Fourth Proportional to 245,473.28, 338,586.54 and 159,278.24

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Solution

The fourth proportional to 245,473.28, 338,586.54 and 159,278.24 is: 219,695.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,473.28 : 338,586.54 = 159,278.24 : x
  2. Step 2: Convert to fraction form
    245,473.28/338,586.54 = 159,278.24/x
  3. Step 3: Cross multiply
    245,473.28x = 338,586.54 × 159,278.24
  4. Step 4: Simplify right side
    245,473.28x = 53,929,468,178.89
  5. Step 5: Solve for x
    x = 53,929,468,178.89/245,473.28
  6. Step 6: Final answer
    x = 219,695.88

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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.