Home / 264,211.80-395,151.30-222,221.40

Finding the Fourth Proportional to 264,211.80, 395,151.30 and 222,221.40

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Solution

The fourth proportional to 264,211.80, 395,151.30 and 222,221.40 is: 332,351.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,211.80 : 395,151.30 = 222,221.40 : x
  2. Step 2: Convert to fraction form
    264,211.80/395,151.30 = 222,221.40/x
  3. Step 3: Cross multiply
    264,211.80x = 395,151.30 × 222,221.40
  4. Step 4: Simplify right side
    264,211.80x = 87,811,075,097.82
  5. Step 5: Solve for x
    x = 87,811,075,097.82/264,211.80
  6. Step 6: Final answer
    x = 332,351.07

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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.