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Finding the Fourth Proportional to 201,532.23, 300,520.35 and 199,733.49

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Solution

The fourth proportional to 201,532.23, 300,520.35 and 199,733.49 is: 297,838.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,532.23 : 300,520.35 = 199,733.49 : x
  2. Step 2: Convert to fraction form
    201,532.23/300,520.35 = 199,733.49/x
  3. Step 3: Cross multiply
    201,532.23x = 300,520.35 × 199,733.49
  4. Step 4: Simplify right side
    201,532.23x = 60,023,978,321.52
  5. Step 5: Solve for x
    x = 60,023,978,321.52/201,532.23
  6. Step 6: Final answer
    x = 297,838.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.