Home / 483,966.48-667,885.32-269,115.60

Finding the Fourth Proportional to 483,966.48, 667,885.32 and 269,115.60

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Solution

The fourth proportional to 483,966.48, 667,885.32 and 269,115.60 is: 371,385.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,966.48 : 667,885.32 = 269,115.60 : x
  2. Step 2: Convert to fraction form
    483,966.48/667,885.32 = 269,115.60/x
  3. Step 3: Cross multiply
    483,966.48x = 667,885.32 × 269,115.60
  4. Step 4: Simplify right side
    483,966.48x = 179,738,358,622.99
  5. Step 5: Solve for x
    x = 179,738,358,622.99/483,966.48
  6. Step 6: Final answer
    x = 371,385.97

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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.