Home / 715,600.78-1,073,400.26-183,121.97

Finding the Fourth Proportional to 715,600.78, 1,073,400.26 and 183,121.97

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Solution

The fourth proportional to 715,600.78, 1,073,400.26 and 183,121.97 is: 274,682.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,600.78 : 1,073,400.26 = 183,121.97 : x
  2. Step 2: Convert to fraction form
    715,600.78/1,073,400.26 = 183,121.97/x
  3. Step 3: Cross multiply
    715,600.78x = 1,073,400.26 × 183,121.97
  4. Step 4: Simplify right side
    715,600.78x = 196,563,163,927.10
  5. Step 5: Solve for x
    x = 196,563,163,927.10/715,600.78
  6. Step 6: Final answer
    x = 274,682.71

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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.