Home / 307,651.12-461,474.61-165,563.25

Finding the Fourth Proportional to 307,651.12, 461,474.61 and 165,563.25

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Solution

The fourth proportional to 307,651.12, 461,474.61 and 165,563.25 is: 248,343.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,651.12 : 461,474.61 = 165,563.25 : x
  2. Step 2: Convert to fraction form
    307,651.12/461,474.61 = 165,563.25/x
  3. Step 3: Cross multiply
    307,651.12x = 461,474.61 × 165,563.25
  4. Step 4: Simplify right side
    307,651.12x = 76,403,236,224.08
  5. Step 5: Solve for x
    x = 76,403,236,224.08/307,651.12
  6. Step 6: Final answer
    x = 248,343.76

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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.