Home / 483,944.28-667,840.91-269,071.53

Finding the Fourth Proportional to 483,944.28, 667,840.91 and 269,071.53

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Solution

The fourth proportional to 483,944.28, 667,840.91 and 269,071.53 is: 371,317.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,944.28 : 667,840.91 = 269,071.53 : x
  2. Step 2: Convert to fraction form
    483,944.28/667,840.91 = 269,071.53/x
  3. Step 3: Cross multiply
    483,944.28x = 667,840.91 × 269,071.53
  4. Step 4: Simplify right side
    483,944.28x = 179,696,975,450.29
  5. Step 5: Solve for x
    x = 179,696,975,450.29/483,944.28
  6. Step 6: Final answer
    x = 371,317.49

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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.