Home / 325,322.88-448,892.02-204,378.56

Finding the Fourth Proportional to 325,322.88, 448,892.02 and 204,378.56

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Solution

The fourth proportional to 325,322.88, 448,892.02 and 204,378.56 is: 282,008.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,322.88 : 448,892.02 = 204,378.56 : x
  2. Step 2: Convert to fraction form
    325,322.88/448,892.02 = 204,378.56/x
  3. Step 3: Cross multiply
    325,322.88x = 448,892.02 × 204,378.56
  4. Step 4: Simplify right side
    325,322.88x = 91,743,904,643.09
  5. Step 5: Solve for x
    x = 91,743,904,643.09/325,322.88
  6. Step 6: Final answer
    x = 282,008.77

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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.