Home / 220,555.43-329,339.21-175,066.43

Finding the Fourth Proportional to 220,555.43, 329,339.21 and 175,066.43

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Solution

The fourth proportional to 220,555.43, 329,339.21 and 175,066.43 is: 261,413.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,555.43 : 329,339.21 = 175,066.43 : x
  2. Step 2: Convert to fraction form
    220,555.43/329,339.21 = 175,066.43/x
  3. Step 3: Cross multiply
    220,555.43x = 329,339.21 × 175,066.43
  4. Step 4: Simplify right side
    220,555.43x = 57,656,237,231.69
  5. Step 5: Solve for x
    x = 57,656,237,231.69/220,555.43
  6. Step 6: Final answer
    x = 261,413.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.