Home / 450,625.26-621,820.34-269,301.10

Finding the Fourth Proportional to 450,625.26, 621,820.34 and 269,301.10

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Solution

The fourth proportional to 450,625.26, 621,820.34 and 269,301.10 is: 371,610.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,625.26 : 621,820.34 = 269,301.10 : x
  2. Step 2: Convert to fraction form
    450,625.26/621,820.34 = 269,301.10/x
  3. Step 3: Cross multiply
    450,625.26x = 621,820.34 × 269,301.10
  4. Step 4: Simplify right side
    450,625.26x = 167,456,901,564.37
  5. Step 5: Solve for x
    x = 167,456,901,564.37/450,625.26
  6. Step 6: Final answer
    x = 371,610.11

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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.