Home / 261,433.44-360,788.40-148,278.24

Finding the Fourth Proportional to 261,433.44, 360,788.40 and 148,278.24

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Solution

The fourth proportional to 261,433.44, 360,788.40 and 148,278.24 is: 204,629.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,433.44 : 360,788.40 = 148,278.24 : x
  2. Step 2: Convert to fraction form
    261,433.44/360,788.40 = 148,278.24/x
  3. Step 3: Cross multiply
    261,433.44x = 360,788.40 × 148,278.24
  4. Step 4: Simplify right side
    261,433.44x = 53,497,068,964.42
  5. Step 5: Solve for x
    x = 53,497,068,964.42/261,433.44
  6. Step 6: Final answer
    x = 204,629.79

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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.