Home / 492,174.20-738,045.30-225,846.20

Finding the Fourth Proportional to 492,174.20, 738,045.30 and 225,846.20

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Solution

The fourth proportional to 492,174.20, 738,045.30 and 225,846.20 is: 338,670.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,174.20 : 738,045.30 = 225,846.20 : x
  2. Step 2: Convert to fraction form
    492,174.20/738,045.30 = 225,846.20/x
  3. Step 3: Cross multiply
    492,174.20x = 738,045.30 × 225,846.20
  4. Step 4: Simplify right side
    492,174.20x = 166,684,726,432.86
  5. Step 5: Solve for x
    x = 166,684,726,432.86/492,174.20
  6. Step 6: Final answer
    x = 338,670.18

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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.