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Finding the Fourth Proportional to 333,364.10, 500,034.29 and 133,630.85

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Solution

The fourth proportional to 333,364.10, 500,034.29 and 133,630.85 is: 200,441.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,364.10 : 500,034.29 = 133,630.85 : x
  2. Step 2: Convert to fraction form
    333,364.10/500,034.29 = 133,630.85/x
  3. Step 3: Cross multiply
    333,364.10x = 500,034.29 × 133,630.85
  4. Step 4: Simplify right side
    333,364.10x = 66,820,004,033.52
  5. Step 5: Solve for x
    x = 66,820,004,033.52/333,364.10
  6. Step 6: Final answer
    x = 200,441.51

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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.