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Finding the Fourth Proportional to 340,200.92, 469,446.77 and 196,970.66

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Solution

The fourth proportional to 340,200.92, 469,446.77 and 196,970.66 is: 271,801.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,200.92 : 469,446.77 = 196,970.66 : x
  2. Step 2: Convert to fraction form
    340,200.92/469,446.77 = 196,970.66/x
  3. Step 3: Cross multiply
    340,200.92x = 469,446.77 × 196,970.66
  4. Step 4: Simplify right side
    340,200.92x = 92,467,240,121.77
  5. Step 5: Solve for x
    x = 92,467,240,121.77/340,200.92
  6. Step 6: Final answer
    x = 271,801.85

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1.5x scale

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.