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Finding the Fourth Proportional to 227,611.60, 340,761.30 and 227,611.60

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Solution

The fourth proportional to 227,611.60, 340,761.30 and 227,611.60 is: 340,761.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,611.60 : 340,761.30 = 227,611.60 : x
  2. Step 2: Convert to fraction form
    227,611.60/340,761.30 = 227,611.60/x
  3. Step 3: Cross multiply
    227,611.60x = 340,761.30 × 227,611.60
  4. Step 4: Simplify right side
    227,611.60x = 77,561,224,711.08
  5. Step 5: Solve for x
    x = 77,561,224,711.08/227,611.60
  6. Step 6: Final answer
    x = 340,761.30

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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.