Home / 307,227.22-461,049.80-188,536.30

Finding the Fourth Proportional to 307,227.22, 461,049.80 and 188,536.30

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Solution

The fourth proportional to 307,227.22, 461,049.80 and 188,536.30 is: 282,932.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,227.22 : 461,049.80 = 188,536.30 : x
  2. Step 2: Convert to fraction form
    307,227.22/461,049.80 = 188,536.30/x
  3. Step 3: Cross multiply
    307,227.22x = 461,049.80 × 188,536.30
  4. Step 4: Simplify right side
    307,227.22x = 86,924,623,407.74
  5. Step 5: Solve for x
    x = 86,924,623,407.74/307,227.22
  6. Step 6: Final answer
    x = 282,932.69

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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.