Home / 946,249.40-1,419,394.05-339,077.28

Finding the Fourth Proportional to 946,249.40, 1,419,394.05 and 339,077.28

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Solution

The fourth proportional to 946,249.40, 1,419,394.05 and 339,077.28 is: 508,623.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,249.40 : 1,419,394.05 = 339,077.28 : x
  2. Step 2: Convert to fraction form
    946,249.40/1,419,394.05 = 339,077.28/x
  3. Step 3: Cross multiply
    946,249.40x = 1,419,394.05 × 339,077.28
  4. Step 4: Simplify right side
    946,249.40x = 481,284,279,044.91
  5. Step 5: Solve for x
    x = 481,284,279,044.91/946,249.40
  6. Step 6: Final answer
    x = 508,623.07

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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.