Home / 728,096.65-1,092,637.05-254,786.11

Finding the Fourth Proportional to 728,096.65, 1,092,637.05 and 254,786.11

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Solution

The fourth proportional to 728,096.65, 1,092,637.05 and 254,786.11 is: 382,351.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,096.65 : 1,092,637.05 = 254,786.11 : x
  2. Step 2: Convert to fraction form
    728,096.65/1,092,637.05 = 254,786.11/x
  3. Step 3: Cross multiply
    728,096.65x = 1,092,637.05 × 254,786.11
  4. Step 4: Simplify right side
    728,096.65x = 278,388,743,611.38
  5. Step 5: Solve for x
    x = 278,388,743,611.38/728,096.65
  6. Step 6: Final answer
    x = 382,351.36

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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.