Home / 494,801.20-741,618.60-369,996.40

Finding the Fourth Proportional to 494,801.20, 741,618.60 and 369,996.40

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Solution

The fourth proportional to 494,801.20, 741,618.60 and 369,996.40 is: 554,558.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,801.20 : 741,618.60 = 369,996.40 : x
  2. Step 2: Convert to fraction form
    494,801.20/741,618.60 = 369,996.40/x
  3. Step 3: Cross multiply
    494,801.20x = 741,618.60 × 369,996.40
  4. Step 4: Simplify right side
    494,801.20x = 274,396,212,173.04
  5. Step 5: Solve for x
    x = 274,396,212,173.04/494,801.20
  6. Step 6: Final answer
    x = 554,558.50

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Similar ratio
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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.