Home / 436,163.20-654,266.40-226,211.20

Finding the Fourth Proportional to 436,163.20, 654,266.40 and 226,211.20

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Solution

The fourth proportional to 436,163.20, 654,266.40 and 226,211.20 is: 339,328.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,163.20 : 654,266.40 = 226,211.20 : x
  2. Step 2: Convert to fraction form
    436,163.20/654,266.40 = 226,211.20/x
  3. Step 3: Cross multiply
    436,163.20x = 654,266.40 × 226,211.20
  4. Step 4: Simplify right side
    436,163.20x = 148,002,387,463.68
  5. Step 5: Solve for x
    x = 148,002,387,463.68/436,163.20
  6. Step 6: Final answer
    x = 339,328.00

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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.