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Finding the Fourth Proportional to 338,992.02, 467,759.88 and 218,296.89

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Solution

The fourth proportional to 338,992.02, 467,759.88 and 218,296.89 is: 301,218.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,992.02 : 467,759.88 = 218,296.89 : x
  2. Step 2: Convert to fraction form
    338,992.02/467,759.88 = 218,296.89/x
  3. Step 3: Cross multiply
    338,992.02x = 467,759.88 × 218,296.89
  4. Step 4: Simplify right side
    338,992.02x = 102,110,527,070.77
  5. Step 5: Solve for x
    x = 102,110,527,070.77/338,992.02
  6. Step 6: Final answer
    x = 301,218.08

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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.