Home / 483,943.28-667,839.53-269,070.53

Finding the Fourth Proportional to 483,943.28, 667,839.53 and 269,070.53

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Solution

The fourth proportional to 483,943.28, 667,839.53 and 269,070.53 is: 371,316.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,943.28 : 667,839.53 = 269,070.53 : x
  2. Step 2: Convert to fraction form
    483,943.28/667,839.53 = 269,070.53/x
  3. Step 3: Cross multiply
    483,943.28x = 667,839.53 × 269,070.53
  4. Step 4: Simplify right side
    483,943.28x = 179,695,933,625.53
  5. Step 5: Solve for x
    x = 179,695,933,625.53/483,943.28
  6. Step 6: Final answer
    x = 371,316.11

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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.