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Finding the Fourth Proportional to 201,940.60, 302,910.90 and 182,257.60

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Solution

The fourth proportional to 201,940.60, 302,910.90 and 182,257.60 is: 273,386.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,940.60 : 302,910.90 = 182,257.60 : x
  2. Step 2: Convert to fraction form
    201,940.60/302,910.90 = 182,257.60/x
  3. Step 3: Cross multiply
    201,940.60x = 302,910.90 × 182,257.60
  4. Step 4: Simplify right side
    201,940.60x = 55,207,813,647.84
  5. Step 5: Solve for x
    x = 55,207,813,647.84/201,940.60
  6. Step 6: Final answer
    x = 273,386.40

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1.5x scale

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.