Home / 741,180.22-1,022,828.61-401,648.47

Finding the Fourth Proportional to 741,180.22, 1,022,828.61 and 401,648.47

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Solution

The fourth proportional to 741,180.22, 1,022,828.61 and 401,648.47 is: 554,274.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,180.22 : 1,022,828.61 = 401,648.47 : x
  2. Step 2: Convert to fraction form
    741,180.22/1,022,828.61 = 401,648.47/x
  3. Step 3: Cross multiply
    741,180.22x = 1,022,828.61 × 401,648.47
  4. Step 4: Simplify right side
    741,180.22x = 410,817,546,278.73
  5. Step 5: Solve for x
    x = 410,817,546,278.73/741,180.22
  6. Step 6: Final answer
    x = 554,274.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.