Home / 741,439.64-1,112,149.07-292,164.41

Finding the Fourth Proportional to 741,439.64, 1,112,149.07 and 292,164.41

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Solution

The fourth proportional to 741,439.64, 1,112,149.07 and 292,164.41 is: 438,242.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,439.64 : 1,112,149.07 = 292,164.41 : x
  2. Step 2: Convert to fraction form
    741,439.64/1,112,149.07 = 292,164.41/x
  3. Step 3: Cross multiply
    741,439.64x = 1,112,149.07 × 292,164.41
  4. Step 4: Simplify right side
    741,439.64x = 324,930,376,868.60
  5. Step 5: Solve for x
    x = 324,930,376,868.60/741,439.64
  6. Step 6: Final answer
    x = 438,242.52

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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.