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Finding the Fourth Proportional to 361,846.70, 542,847.81 and 151,376.30

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Solution

The fourth proportional to 361,846.70, 542,847.81 and 151,376.30 is: 227,096.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,846.70 : 542,847.81 = 151,376.30 : x
  2. Step 2: Convert to fraction form
    361,846.70/542,847.81 = 151,376.30/x
  3. Step 3: Cross multiply
    361,846.70x = 542,847.81 × 151,376.30
  4. Step 4: Simplify right side
    361,846.70x = 82,174,292,940.90
  5. Step 5: Solve for x
    x = 82,174,292,940.90/361,846.70
  6. Step 6: Final answer
    x = 227,096.98

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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.