Home / 436,074.20-654,132.90-226,122.20

Finding the Fourth Proportional to 436,074.20, 654,132.90 and 226,122.20

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Solution

The fourth proportional to 436,074.20, 654,132.90 and 226,122.20 is: 339,194.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,074.20 : 654,132.90 = 226,122.20 : x
  2. Step 2: Convert to fraction form
    436,074.20/654,132.90 = 226,122.20/x
  3. Step 3: Cross multiply
    436,074.20x = 654,132.90 × 226,122.20
  4. Step 4: Simplify right side
    436,074.20x = 147,913,970,440.38
  5. Step 5: Solve for x
    x = 147,913,970,440.38/436,074.20
  6. Step 6: Final answer
    x = 339,194.50

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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.