Home / 302,986.44-418,121.22-167,022.66

Finding the Fourth Proportional to 302,986.44, 418,121.22 and 167,022.66

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Solution

The fourth proportional to 302,986.44, 418,121.22 and 167,022.66 is: 230,491.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,986.44 : 418,121.22 = 167,022.66 : x
  2. Step 2: Convert to fraction form
    302,986.44/418,121.22 = 167,022.66/x
  3. Step 3: Cross multiply
    302,986.44x = 418,121.22 × 167,022.66
  4. Step 4: Simplify right side
    302,986.44x = 69,835,718,366.85
  5. Step 5: Solve for x
    x = 69,835,718,366.85/302,986.44
  6. Step 6: Final answer
    x = 230,491.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.