Home / 269,503.26-371,727.96-218,518.11

Finding the Fourth Proportional to 269,503.26, 371,727.96 and 218,518.11

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Solution

The fourth proportional to 269,503.26, 371,727.96 and 218,518.11 is: 301,403.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,503.26 : 371,727.96 = 218,518.11 : x
  2. Step 2: Convert to fraction form
    269,503.26/371,727.96 = 218,518.11/x
  3. Step 3: Cross multiply
    269,503.26x = 371,727.96 × 218,518.11
  4. Step 4: Simplify right side
    269,503.26x = 81,229,291,253.36
  5. Step 5: Solve for x
    x = 81,229,291,253.36/269,503.26
  6. Step 6: Final answer
    x = 301,403.74

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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.