Home / 439,282.20-606,247.02-248,329.56

Finding the Fourth Proportional to 439,282.20, 606,247.02 and 248,329.56

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Solution

The fourth proportional to 439,282.20, 606,247.02 and 248,329.56 is: 342,716.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,282.20 : 606,247.02 = 248,329.56 : x
  2. Step 2: Convert to fraction form
    439,282.20/606,247.02 = 248,329.56/x
  3. Step 3: Cross multiply
    439,282.20x = 606,247.02 × 248,329.56
  4. Step 4: Simplify right side
    439,282.20x = 150,549,055,727.91
  5. Step 5: Solve for x
    x = 150,549,055,727.91/439,282.20
  6. Step 6: Final answer
    x = 342,716.04

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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.