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Finding the Fourth Proportional to 492,453.70, 738,464.55 and 226,125.70

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Solution

The fourth proportional to 492,453.70, 738,464.55 and 226,125.70 is: 339,089.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,453.70 : 738,464.55 = 226,125.70 : x
  2. Step 2: Convert to fraction form
    492,453.70/738,464.55 = 226,125.70/x
  3. Step 3: Cross multiply
    492,453.70x = 738,464.55 × 226,125.70
  4. Step 4: Simplify right side
    492,453.70x = 166,985,813,293.94
  5. Step 5: Solve for x
    x = 166,985,813,293.94/492,453.70
  6. Step 6: Final answer
    x = 339,089.37

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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.