Home / 422,205.51-582,499.02-240,787.03

Finding the Fourth Proportional to 422,205.51, 582,499.02 and 240,787.03

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Solution

The fourth proportional to 422,205.51, 582,499.02 and 240,787.03 is: 332,203.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,205.51 : 582,499.02 = 240,787.03 : x
  2. Step 2: Convert to fraction form
    422,205.51/582,499.02 = 240,787.03/x
  3. Step 3: Cross multiply
    422,205.51x = 582,499.02 × 240,787.03
  4. Step 4: Simplify right side
    422,205.51x = 140,258,208,865.39
  5. Step 5: Solve for x
    x = 140,258,208,865.39/422,205.51
  6. Step 6: Final answer
    x = 332,203.64

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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.