Home / 814,961.54-1,222,165.49-282,358.26

Finding the Fourth Proportional to 814,961.54, 1,222,165.49 and 282,358.26

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Solution

The fourth proportional to 814,961.54, 1,222,165.49 and 282,358.26 is: 423,441.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,961.54 : 1,222,165.49 = 282,358.26 : x
  2. Step 2: Convert to fraction form
    814,961.54/1,222,165.49 = 282,358.26/x
  3. Step 3: Cross multiply
    814,961.54x = 1,222,165.49 × 282,358.26
  4. Step 4: Simplify right side
    814,961.54x = 345,088,519,776.66
  5. Step 5: Solve for x
    x = 345,088,519,776.66/814,961.54
  6. Step 6: Final answer
    x = 423,441.48

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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.