Home / 437,427.78-655,908.39-226,542.66

Finding the Fourth Proportional to 437,427.78, 655,908.39 and 226,542.66

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Solution

The fourth proportional to 437,427.78, 655,908.39 and 226,542.66 is: 339,693.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,427.78 : 655,908.39 = 226,542.66 : x
  2. Step 2: Convert to fraction form
    437,427.78/655,908.39 = 226,542.66/x
  3. Step 3: Cross multiply
    437,427.78x = 655,908.39 × 226,542.66
  4. Step 4: Simplify right side
    437,427.78x = 148,591,231,386.92
  5. Step 5: Solve for x
    x = 148,591,231,386.92/437,427.78
  6. Step 6: Final answer
    x = 339,693.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.