Home / 701,519.50-1,052,316.82-221,710.81

Finding the Fourth Proportional to 701,519.50, 1,052,316.82 and 221,710.81

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Solution

The fourth proportional to 701,519.50, 1,052,316.82 and 221,710.81 is: 332,578.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,519.50 : 1,052,316.82 = 221,710.81 : x
  2. Step 2: Convert to fraction form
    701,519.50/1,052,316.82 = 221,710.81/x
  3. Step 3: Cross multiply
    701,519.50x = 1,052,316.82 × 221,710.81
  4. Step 4: Simplify right side
    701,519.50x = 233,310,014,538.82
  5. Step 5: Solve for x
    x = 233,310,014,538.82/701,519.50
  6. Step 6: Final answer
    x = 332,578.09

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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.