Home / 907,553.09-1,361,012.31-267,687.11

Finding the Fourth Proportional to 907,553.09, 1,361,012.31 and 267,687.11

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Solution

The fourth proportional to 907,553.09, 1,361,012.31 and 267,687.11 is: 401,437.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,553.09 : 1,361,012.31 = 267,687.11 : x
  2. Step 2: Convert to fraction form
    907,553.09/1,361,012.31 = 267,687.11/x
  3. Step 3: Cross multiply
    907,553.09x = 1,361,012.31 × 267,687.11
  4. Step 4: Simplify right side
    907,553.09x = 364,325,445,133.26
  5. Step 5: Solve for x
    x = 364,325,445,133.26/907,553.09
  6. Step 6: Final answer
    x = 401,437.06

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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.