Home / 552,743.35-827,786.37-315,366.37

Finding the Fourth Proportional to 552,743.35, 827,786.37 and 315,366.37

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Solution

The fourth proportional to 552,743.35, 827,786.37 and 315,366.37 is: 472,291.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,743.35 : 827,786.37 = 315,366.37 : x
  2. Step 2: Convert to fraction form
    552,743.35/827,786.37 = 315,366.37/x
  3. Step 3: Cross multiply
    552,743.35x = 827,786.37 × 315,366.37
  4. Step 4: Simplify right side
    552,743.35x = 261,055,982,642.38
  5. Step 5: Solve for x
    x = 261,055,982,642.38/552,743.35
  6. Step 6: Final answer
    x = 472,291.49

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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.