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Finding the Fourth Proportional to 273,366.85, 410,233.30 and 113,442.94

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Solution

The fourth proportional to 273,366.85, 410,233.30 and 113,442.94 is: 170,240.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,366.85 : 410,233.30 = 113,442.94 : x
  2. Step 2: Convert to fraction form
    273,366.85/410,233.30 = 113,442.94/x
  3. Step 3: Cross multiply
    273,366.85x = 410,233.30 × 113,442.94
  4. Step 4: Simplify right side
    273,366.85x = 46,538,069,019.52
  5. Step 5: Solve for x
    x = 46,538,069,019.52/273,366.85
  6. Step 6: Final answer
    x = 170,240.36

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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.