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Finding the Fourth Proportional to 338,597.91, 467,279.85 and 202,605.81

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Solution

The fourth proportional to 338,597.91, 467,279.85 and 202,605.81 is: 279,604.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,597.91 : 467,279.85 = 202,605.81 : x
  2. Step 2: Convert to fraction form
    338,597.91/467,279.85 = 202,605.81/x
  3. Step 3: Cross multiply
    338,597.91x = 467,279.85 × 202,605.81
  4. Step 4: Simplify right side
    338,597.91x = 94,673,612,505.93
  5. Step 5: Solve for x
    x = 94,673,612,505.93/338,597.91
  6. Step 6: Final answer
    x = 279,604.83

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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.