Home / 671,378.06-1,007,067.11-228,146.06

Finding the Fourth Proportional to 671,378.06, 1,007,067.11 and 228,146.06

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Solution

The fourth proportional to 671,378.06, 1,007,067.11 and 228,146.06 is: 342,219.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,378.06 : 1,007,067.11 = 228,146.06 : x
  2. Step 2: Convert to fraction form
    671,378.06/1,007,067.11 = 228,146.06/x
  3. Step 3: Cross multiply
    671,378.06x = 1,007,067.11 × 228,146.06
  4. Step 4: Simplify right side
    671,378.06x = 229,758,394,679.02
  5. Step 5: Solve for x
    x = 229,758,394,679.02/671,378.06
  6. Step 6: Final answer
    x = 342,219.10

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Similar ratio
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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.