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Finding the Fourth Proportional to 339,465.38, 508,450.28 and 226,616.98

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Solution

The fourth proportional to 339,465.38, 508,450.28 and 226,616.98 is: 339,426.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,465.38 : 508,450.28 = 226,616.98 : x
  2. Step 2: Convert to fraction form
    339,465.38/508,450.28 = 226,616.98/x
  3. Step 3: Cross multiply
    339,465.38x = 508,450.28 × 226,616.98
  4. Step 4: Simplify right side
    339,465.38x = 115,223,466,933.75
  5. Step 5: Solve for x
    x = 115,223,466,933.75/339,465.38
  6. Step 6: Final answer
    x = 339,426.27

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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.