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Finding the Fourth Proportional to 338,597.90, 467,104.12 and 202,604.47

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Solution

The fourth proportional to 338,597.90, 467,104.12 and 202,604.47 is: 279,497.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,597.90 : 467,104.12 = 202,604.47 : x
  2. Step 2: Convert to fraction form
    338,597.90/467,104.12 = 202,604.47/x
  3. Step 3: Cross multiply
    338,597.90x = 467,104.12 × 202,604.47
  4. Step 4: Simplify right side
    338,597.90x = 94,637,383,620.61
  5. Step 5: Solve for x
    x = 94,637,383,620.61/338,597.90
  6. Step 6: Final answer
    x = 279,497.84

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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.