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Finding the Fourth Proportional to 226,401.60, 339,602.40 and 201,907.20

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Solution

The fourth proportional to 226,401.60, 339,602.40 and 201,907.20 is: 302,860.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,401.60 : 339,602.40 = 201,907.20 : x
  2. Step 2: Convert to fraction form
    226,401.60/339,602.40 = 201,907.20/x
  3. Step 3: Cross multiply
    226,401.60x = 339,602.40 × 201,907.20
  4. Step 4: Simplify right side
    226,401.60x = 68,568,169,697.28
  5. Step 5: Solve for x
    x = 68,568,169,697.28/226,401.60
  6. Step 6: Final answer
    x = 302,860.80

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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.