Home / 439,081.32-605,944.04-248,090.32

Finding the Fourth Proportional to 439,081.32, 605,944.04 and 248,090.32

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Solution

The fourth proportional to 439,081.32, 605,944.04 and 248,090.32 is: 342,371.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,081.32 : 605,944.04 = 248,090.32 : x
  2. Step 2: Convert to fraction form
    439,081.32/605,944.04 = 248,090.32/x
  3. Step 3: Cross multiply
    439,081.32x = 605,944.04 × 248,090.32
  4. Step 4: Simplify right side
    439,081.32x = 150,328,850,785.69
  5. Step 5: Solve for x
    x = 150,328,850,785.69/439,081.32
  6. Step 6: Final answer
    x = 342,371.32

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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.