Home / 314,469.08-471,589.41-136,933.28

Finding the Fourth Proportional to 314,469.08, 471,589.41 and 136,933.28

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Solution

The fourth proportional to 314,469.08, 471,589.41 and 136,933.28 is: 205,350.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,469.08 : 471,589.41 = 136,933.28 : x
  2. Step 2: Convert to fraction form
    314,469.08/471,589.41 = 136,933.28/x
  3. Step 3: Cross multiply
    314,469.08x = 471,589.41 × 136,933.28
  4. Step 4: Simplify right side
    314,469.08x = 64,576,284,724.56
  5. Step 5: Solve for x
    x = 64,576,284,724.56/314,469.08
  6. Step 6: Final answer
    x = 205,350.19

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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.