Home / 918,778.44-1,378,058.31-244,910.28

Finding the Fourth Proportional to 918,778.44, 1,378,058.31 and 244,910.28

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Solution

The fourth proportional to 918,778.44, 1,378,058.31 and 244,910.28 is: 367,336.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,778.44 : 1,378,058.31 = 244,910.28 : x
  2. Step 2: Convert to fraction form
    918,778.44/1,378,058.31 = 244,910.28/x
  3. Step 3: Cross multiply
    918,778.44x = 1,378,058.31 × 244,910.28
  4. Step 4: Simplify right side
    918,778.44x = 337,500,646,558.43
  5. Step 5: Solve for x
    x = 337,500,646,558.43/918,778.44
  6. Step 6: Final answer
    x = 367,336.27

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Double scale
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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.