Home / 741,761.70-1,113,099.38-292,406.10

Finding the Fourth Proportional to 741,761.70, 1,113,099.38 and 292,406.10

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Solution

The fourth proportional to 741,761.70, 1,113,099.38 and 292,406.10 is: 438,789.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,761.70 : 1,113,099.38 = 292,406.10 : x
  2. Step 2: Convert to fraction form
    741,761.70/1,113,099.38 = 292,406.10/x
  3. Step 3: Cross multiply
    741,761.70x = 1,113,099.38 × 292,406.10
  4. Step 4: Simplify right side
    741,761.70x = 325,477,048,618.22
  5. Step 5: Solve for x
    x = 325,477,048,618.22/741,761.70
  6. Step 6: Final answer
    x = 438,789.23

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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.