Home / 741,883.39-1,112,243.74-292,940.30

Finding the Fourth Proportional to 741,883.39, 1,112,243.74 and 292,940.30

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Solution

The fourth proportional to 741,883.39, 1,112,243.74 and 292,940.30 is: 439,180.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,883.39 : 1,112,243.74 = 292,940.30 : x
  2. Step 2: Convert to fraction form
    741,883.39/1,112,243.74 = 292,940.30/x
  3. Step 3: Cross multiply
    741,883.39x = 1,112,243.74 × 292,940.30
  4. Step 4: Simplify right side
    741,883.39x = 325,821,016,916.98
  5. Step 5: Solve for x
    x = 325,821,016,916.98/741,883.39
  6. Step 6: Final answer
    x = 439,180.90

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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.