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Finding the Fourth Proportional to 274,116.58, 411,532.95 and 220,110.10

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Solution

The fourth proportional to 274,116.58, 411,532.95 and 220,110.10 is: 330,452.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,116.58 : 411,532.95 = 220,110.10 : x
  2. Step 2: Convert to fraction form
    274,116.58/411,532.95 = 220,110.10/x
  3. Step 3: Cross multiply
    274,116.58x = 411,532.95 × 220,110.10
  4. Step 4: Simplify right side
    274,116.58x = 90,582,558,777.80
  5. Step 5: Solve for x
    x = 90,582,558,777.80/274,116.58
  6. Step 6: Final answer
    x = 330,452.68

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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.