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Finding the Fourth Proportional to 335,799.84, 503,578.76 and 111,118.80

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Solution

The fourth proportional to 335,799.84, 503,578.76 and 111,118.80 is: 166,638.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,799.84 : 503,578.76 = 111,118.80 : x
  2. Step 2: Convert to fraction form
    335,799.84/503,578.76 = 111,118.80/x
  3. Step 3: Cross multiply
    335,799.84x = 503,578.76 × 111,118.80
  4. Step 4: Simplify right side
    335,799.84x = 55,957,067,516.69
  5. Step 5: Solve for x
    x = 55,957,067,516.69/335,799.84
  6. Step 6: Final answer
    x = 166,638.16

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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.