Home / 400,247.06-599,581.64-325,451.66

Finding the Fourth Proportional to 400,247.06, 599,581.64 and 325,451.66

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Solution

The fourth proportional to 400,247.06, 599,581.64 and 325,451.66 is: 487,535.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,247.06 : 599,581.64 = 325,451.66 : x
  2. Step 2: Convert to fraction form
    400,247.06/599,581.64 = 325,451.66/x
  3. Step 3: Cross multiply
    400,247.06x = 599,581.64 × 325,451.66
  4. Step 4: Simplify right side
    400,247.06x = 195,134,837,859.24
  5. Step 5: Solve for x
    x = 195,134,837,859.24/400,247.06
  6. Step 6: Final answer
    x = 487,535.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.