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Finding the Fourth Proportional to 226,000.60, 339,000.90 and 200,631.40

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Solution

The fourth proportional to 226,000.60, 339,000.90 and 200,631.40 is: 300,947.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,000.60 : 339,000.90 = 200,631.40 : x
  2. Step 2: Convert to fraction form
    226,000.60/339,000.90 = 200,631.40/x
  3. Step 3: Cross multiply
    226,000.60x = 339,000.90 × 200,631.40
  4. Step 4: Simplify right side
    226,000.60x = 68,014,225,168.26
  5. Step 5: Solve for x
    x = 68,014,225,168.26/226,000.60
  6. Step 6: Final answer
    x = 300,947.10

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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.