Home / 220,418.46-330,365.25-153,496.26

Finding the Fourth Proportional to 220,418.46, 330,365.25 and 153,496.26

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Solution

The fourth proportional to 220,418.46, 330,365.25 and 153,496.26 is: 230,061.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,418.46 : 330,365.25 = 153,496.26 : x
  2. Step 2: Convert to fraction form
    220,418.46/330,365.25 = 153,496.26/x
  3. Step 3: Cross multiply
    220,418.46x = 330,365.25 × 153,496.26
  4. Step 4: Simplify right side
    220,418.46x = 50,709,830,308.97
  5. Step 5: Solve for x
    x = 50,709,830,308.97/220,418.46
  6. Step 6: Final answer
    x = 230,061.63

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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.