Home / 401,771.24-554,451.17-220,500.02

Finding the Fourth Proportional to 401,771.24, 554,451.17 and 220,500.02

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Solution

The fourth proportional to 401,771.24, 554,451.17 and 220,500.02 is: 304,293.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,771.24 : 554,451.17 = 220,500.02 : x
  2. Step 2: Convert to fraction form
    401,771.24/554,451.17 = 220,500.02/x
  3. Step 3: Cross multiply
    401,771.24x = 554,451.17 × 220,500.02
  4. Step 4: Simplify right side
    401,771.24x = 122,256,494,074.02
  5. Step 5: Solve for x
    x = 122,256,494,074.02/401,771.24
  6. Step 6: Final answer
    x = 304,293.79

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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.