Home / 492,772.20-738,942.30-226,444.20

Finding the Fourth Proportional to 492,772.20, 738,942.30 and 226,444.20

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Solution

The fourth proportional to 492,772.20, 738,942.30 and 226,444.20 is: 339,567.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,772.20 : 738,942.30 = 226,444.20 : x
  2. Step 2: Convert to fraction form
    492,772.20/738,942.30 = 226,444.20/x
  3. Step 3: Cross multiply
    492,772.20x = 738,942.30 × 226,444.20
  4. Step 4: Simplify right side
    492,772.20x = 167,329,197,969.66
  5. Step 5: Solve for x
    x = 167,329,197,969.66/492,772.20
  6. Step 6: Final answer
    x = 339,567.04

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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.