Home / 451,359.06-622,887.78-324,272.52

Finding the Fourth Proportional to 451,359.06, 622,887.78 and 324,272.52

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Solution

The fourth proportional to 451,359.06, 622,887.78 and 324,272.52 is: 447,504.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,359.06 : 622,887.78 = 324,272.52 : x
  2. Step 2: Convert to fraction form
    451,359.06/622,887.78 = 324,272.52/x
  3. Step 3: Cross multiply
    451,359.06x = 622,887.78 × 324,272.52
  4. Step 4: Simplify right side
    451,359.06x = 201,985,390,097.81
  5. Step 5: Solve for x
    x = 201,985,390,097.81/451,359.06
  6. Step 6: Final answer
    x = 447,504.90

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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.