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Finding the Fourth Proportional to 341,846.20, 471,745.95 and 188,894.94

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Solution

The fourth proportional to 341,846.20, 471,745.95 and 188,894.94 is: 260,674.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,846.20 : 471,745.95 = 188,894.94 : x
  2. Step 2: Convert to fraction form
    341,846.20/471,745.95 = 188,894.94/x
  3. Step 3: Cross multiply
    341,846.20x = 471,745.95 × 188,894.94
  4. Step 4: Simplify right side
    341,846.20x = 89,110,422,920.49
  5. Step 5: Solve for x
    x = 89,110,422,920.49/341,846.20
  6. Step 6: Final answer
    x = 260,674.02

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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.