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Finding the Fourth Proportional to 311,281.70, 466,174.04 and 177,757.25

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Solution

The fourth proportional to 311,281.70, 466,174.04 and 177,757.25 is: 266,208.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,281.70 : 466,174.04 = 177,757.25 : x
  2. Step 2: Convert to fraction form
    311,281.70/466,174.04 = 177,757.25/x
  3. Step 3: Cross multiply
    311,281.70x = 466,174.04 × 177,757.25
  4. Step 4: Simplify right side
    311,281.70x = 82,865,812,152.13
  5. Step 5: Solve for x
    x = 82,865,812,152.13/311,281.70
  6. Step 6: Final answer
    x = 266,208.43

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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.