Home / 946,203.49-1,419,325.40-339,031.47

Finding the Fourth Proportional to 946,203.49, 1,419,325.40 and 339,031.47

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Solution

The fourth proportional to 946,203.49, 1,419,325.40 and 339,031.47 is: 508,554.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,203.49 : 1,419,325.40 = 339,031.47 : x
  2. Step 2: Convert to fraction form
    946,203.49/1,419,325.40 = 339,031.47/x
  3. Step 3: Cross multiply
    946,203.49x = 1,419,325.40 × 339,031.47
  4. Step 4: Simplify right side
    946,203.49x = 481,195,974,956.68
  5. Step 5: Solve for x
    x = 481,195,974,956.68/946,203.49
  6. Step 6: Final answer
    x = 508,554.43

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Half scale
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Double scale
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Similar ratio
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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.