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Finding the Fourth Proportional to 344,052, 515,945.28 and 133,662.24

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Solution

The fourth proportional to 344,052, 515,945.28 and 133,662.24 is: 200,441.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,052 : 515,945.28 = 133,662.24 : x
  2. Step 2: Convert to fraction form
    344,052/515,945.28 = 133,662.24/x
  3. Step 3: Cross multiply
    344,052x = 515,945.28 × 133,662.24
  4. Step 4: Simplify right side
    344,052x = 68,962,401,842.23
  5. Step 5: Solve for x
    x = 68,962,401,842.23/344,052
  6. Step 6: Final answer
    x = 200,441.80

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1.5x scale

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.