Home / 413,922.71-620,764.10-161,146.84

Finding the Fourth Proportional to 413,922.71, 620,764.10 and 161,146.84

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Solution

The fourth proportional to 413,922.71, 620,764.10 and 161,146.84 is: 241,673.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,922.71 : 620,764.10 = 161,146.84 : x
  2. Step 2: Convert to fraction form
    413,922.71/620,764.10 = 161,146.84/x
  3. Step 3: Cross multiply
    413,922.71x = 620,764.10 × 161,146.84
  4. Step 4: Simplify right side
    413,922.71x = 100,034,175,163.38
  5. Step 5: Solve for x
    x = 100,034,175,163.38/413,922.71
  6. Step 6: Final answer
    x = 241,673.56

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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.