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Finding the Fourth Proportional to 339,617.39, 468,569.54 and 203,601.65

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Solution

The fourth proportional to 339,617.39, 468,569.54 and 203,601.65 is: 280,908.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,617.39 : 468,569.54 = 203,601.65 : x
  2. Step 2: Convert to fraction form
    339,617.39/468,569.54 = 203,601.65/x
  3. Step 3: Cross multiply
    339,617.39x = 468,569.54 × 203,601.65
  4. Step 4: Simplify right side
    339,617.39x = 95,401,529,649.90
  5. Step 5: Solve for x
    x = 95,401,529,649.90/339,617.39
  6. Step 6: Final answer
    x = 280,908.85

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1.5x scale

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.