Home / 467,535.21-644,899.38-324,242.97

Finding the Fourth Proportional to 467,535.21, 644,899.38 and 324,242.97

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Solution

The fourth proportional to 467,535.21, 644,899.38 and 324,242.97 is: 447,247.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,535.21 : 644,899.38 = 324,242.97 : x
  2. Step 2: Convert to fraction form
    467,535.21/644,899.38 = 324,242.97/x
  3. Step 3: Cross multiply
    467,535.21x = 644,899.38 × 324,242.97
  4. Step 4: Simplify right side
    467,535.21x = 209,104,090,322.36
  5. Step 5: Solve for x
    x = 209,104,090,322.36/467,535.21
  6. Step 6: Final answer
    x = 447,247.79

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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.