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Finding the Fourth Proportional to 270,860.15, 373,849.22 and 180,219.94

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Solution

The fourth proportional to 270,860.15, 373,849.22 and 180,219.94 is: 248,744.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,860.15 : 373,849.22 = 180,219.94 : x
  2. Step 2: Convert to fraction form
    270,860.15/373,849.22 = 180,219.94/x
  3. Step 3: Cross multiply
    270,860.15x = 373,849.22 × 180,219.94
  4. Step 4: Simplify right side
    270,860.15x = 67,375,083,513.37
  5. Step 5: Solve for x
    x = 67,375,083,513.37/270,860.15
  6. Step 6: Final answer
    x = 248,744.91

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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.