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Finding the Fourth Proportional to 335,716.71, 503,391.02 and 133,107.56

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Solution

The fourth proportional to 335,716.71, 503,391.02 and 133,107.56 is: 199,588.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,716.71 : 503,391.02 = 133,107.56 : x
  2. Step 2: Convert to fraction form
    335,716.71/503,391.02 = 133,107.56/x
  3. Step 3: Cross multiply
    335,716.71x = 503,391.02 × 133,107.56
  4. Step 4: Simplify right side
    335,716.71x = 67,005,150,398.11
  5. Step 5: Solve for x
    x = 67,005,150,398.11/335,716.71
  6. Step 6: Final answer
    x = 199,588.37

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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.