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Finding the Fourth Proportional to 492,676.59, 739,014.90 and 176,961.27

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Solution

The fourth proportional to 492,676.59, 739,014.90 and 176,961.27 is: 265,441.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,676.59 : 739,014.90 = 176,961.27 : x
  2. Step 2: Convert to fraction form
    492,676.59/739,014.90 = 176,961.27/x
  3. Step 3: Cross multiply
    492,676.59x = 739,014.90 × 176,961.27
  4. Step 4: Simplify right side
    492,676.59x = 130,777,015,252.92
  5. Step 5: Solve for x
    x = 130,777,015,252.92/492,676.59
  6. Step 6: Final answer
    x = 265,441.91

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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.