Home / 356,309.24-491,700.66-192,964.42

Finding the Fourth Proportional to 356,309.24, 491,700.66 and 192,964.42

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Solution

The fourth proportional to 356,309.24, 491,700.66 and 192,964.42 is: 266,287.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,309.24 : 491,700.66 = 192,964.42 : x
  2. Step 2: Convert to fraction form
    356,309.24/491,700.66 = 192,964.42/x
  3. Step 3: Cross multiply
    356,309.24x = 491,700.66 × 192,964.42
  4. Step 4: Simplify right side
    356,309.24x = 94,880,729,247.19
  5. Step 5: Solve for x
    x = 94,880,729,247.19/356,309.24
  6. Step 6: Final answer
    x = 266,287.59

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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.