Home / 911,974.26-1,368,030.10-272,227.44

Finding the Fourth Proportional to 911,974.26, 1,368,030.10 and 272,227.44

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Solution

The fourth proportional to 911,974.26, 1,368,030.10 and 272,227.44 is: 408,361.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,974.26 : 1,368,030.10 = 272,227.44 : x
  2. Step 2: Convert to fraction form
    911,974.26/1,368,030.10 = 272,227.44/x
  3. Step 3: Cross multiply
    911,974.26x = 1,368,030.10 × 272,227.44
  4. Step 4: Simplify right side
    911,974.26x = 372,415,331,965.94
  5. Step 5: Solve for x
    x = 372,415,331,965.94/911,974.26
  6. Step 6: Final answer
    x = 408,361.67

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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.