Home / 758,249.20-1,046,382.42-436,021.48

Finding the Fourth Proportional to 758,249.20, 1,046,382.42 and 436,021.48

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Solution

The fourth proportional to 758,249.20, 1,046,382.42 and 436,021.48 is: 601,708.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,249.20 : 1,046,382.42 = 436,021.48 : x
  2. Step 2: Convert to fraction form
    758,249.20/1,046,382.42 = 436,021.48/x
  3. Step 3: Cross multiply
    758,249.20x = 1,046,382.42 × 436,021.48
  4. Step 4: Simplify right side
    758,249.20x = 456,245,211,414.38
  5. Step 5: Solve for x
    x = 456,245,211,414.38/758,249.20
  6. Step 6: Final answer
    x = 601,708.79

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Double scale
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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.