Home / 360,150.12-496,414.44-255,409.02

Finding the Fourth Proportional to 360,150.12, 496,414.44 and 255,409.02

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Solution

The fourth proportional to 360,150.12, 496,414.44 and 255,409.02 is: 352,044.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,150.12 : 496,414.44 = 255,409.02 : x
  2. Step 2: Convert to fraction form
    360,150.12/496,414.44 = 255,409.02/x
  3. Step 3: Cross multiply
    360,150.12x = 496,414.44 × 255,409.02
  4. Step 4: Simplify right side
    360,150.12x = 126,788,725,634.25
  5. Step 5: Solve for x
    x = 126,788,725,634.25/360,150.12
  6. Step 6: Final answer
    x = 352,044.10

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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.