Home / 703,912.70-1,055,467.95-277,217.46

Finding the Fourth Proportional to 703,912.70, 1,055,467.95 and 277,217.46

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Solution

The fourth proportional to 703,912.70, 1,055,467.95 and 277,217.46 is: 415,668.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,912.70 : 1,055,467.95 = 277,217.46 : x
  2. Step 2: Convert to fraction form
    703,912.70/1,055,467.95 = 277,217.46/x
  3. Step 3: Cross multiply
    703,912.70x = 1,055,467.95 × 277,217.46
  4. Step 4: Simplify right side
    703,912.70x = 292,594,146,569.31
  5. Step 5: Solve for x
    x = 292,594,146,569.31/703,912.70
  6. Step 6: Final answer
    x = 415,668.23

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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.