Home / 331,278.70-496,918.05-295,336.30

Finding the Fourth Proportional to 331,278.70, 496,918.05 and 295,336.30

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Solution

The fourth proportional to 331,278.70, 496,918.05 and 295,336.30 is: 443,004.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,278.70 : 496,918.05 = 295,336.30 : x
  2. Step 2: Convert to fraction form
    331,278.70/496,918.05 = 295,336.30/x
  3. Step 3: Cross multiply
    331,278.70x = 496,918.05 × 295,336.30
  4. Step 4: Simplify right side
    331,278.70x = 146,757,938,290.22
  5. Step 5: Solve for x
    x = 146,757,938,290.22/331,278.70
  6. Step 6: Final answer
    x = 443,004.45

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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.