Home / 889,405.26-1,227,370.44-481,496.31

Finding the Fourth Proportional to 889,405.26, 1,227,370.44 and 481,496.31

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Solution

The fourth proportional to 889,405.26, 1,227,370.44 and 481,496.31 is: 664,460.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,405.26 : 1,227,370.44 = 481,496.31 : x
  2. Step 2: Convert to fraction form
    889,405.26/1,227,370.44 = 481,496.31/x
  3. Step 3: Cross multiply
    889,405.26x = 1,227,370.44 × 481,496.31
  4. Step 4: Simplify right side
    889,405.26x = 590,974,337,863.08
  5. Step 5: Solve for x
    x = 590,974,337,863.08/889,405.26
  6. Step 6: Final answer
    x = 664,460.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.