Home / 900,118.31-1,350,227.07-269,081.33

Finding the Fourth Proportional to 900,118.31, 1,350,227.07 and 269,081.33

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Solution

The fourth proportional to 900,118.31, 1,350,227.07 and 269,081.33 is: 403,636.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,118.31 : 1,350,227.07 = 269,081.33 : x
  2. Step 2: Convert to fraction form
    900,118.31/1,350,227.07 = 269,081.33/x
  3. Step 3: Cross multiply
    900,118.31x = 1,350,227.07 × 269,081.33
  4. Step 4: Simplify right side
    900,118.31x = 363,320,889,046.47
  5. Step 5: Solve for x
    x = 363,320,889,046.47/900,118.31
  6. Step 6: Final answer
    x = 403,636.82

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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.