Home / 492,824.50-739,327.90-155,949.96

Finding the Fourth Proportional to 492,824.50, 739,327.90 and 155,949.96

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Solution

The fourth proportional to 492,824.50, 739,327.90 and 155,949.96 is: 233,953.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,824.50 : 739,327.90 = 155,949.96 : x
  2. Step 2: Convert to fraction form
    492,824.50/739,327.90 = 155,949.96/x
  3. Step 3: Cross multiply
    492,824.50x = 739,327.90 × 155,949.96
  4. Step 4: Simplify right side
    492,824.50x = 115,298,156,431.88
  5. Step 5: Solve for x
    x = 115,298,156,431.88/492,824.50
  6. Step 6: Final answer
    x = 233,953.78

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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.