Home / 969,235.11-1,337,957.97-690,012.27

Finding the Fourth Proportional to 969,235.11, 1,337,957.97 and 690,012.27

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Solution

The fourth proportional to 969,235.11, 1,337,957.97 and 690,012.27 is: 952,511.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,235.11 : 1,337,957.97 = 690,012.27 : x
  2. Step 2: Convert to fraction form
    969,235.11/1,337,957.97 = 690,012.27/x
  3. Step 3: Cross multiply
    969,235.11x = 1,337,957.97 × 690,012.27
  4. Step 4: Simplify right side
    969,235.11x = 923,207,405,904.44
  5. Step 5: Solve for x
    x = 923,207,405,904.44/969,235.11
  6. Step 6: Final answer
    x = 952,511.31

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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.