Home / 422,258.48-582,623.07-250,090.55

Finding the Fourth Proportional to 422,258.48, 582,623.07 and 250,090.55

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Solution

The fourth proportional to 422,258.48, 582,623.07 and 250,090.55 is: 345,069.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,258.48 : 582,623.07 = 250,090.55 : x
  2. Step 2: Convert to fraction form
    422,258.48/582,623.07 = 250,090.55/x
  3. Step 3: Cross multiply
    422,258.48x = 582,623.07 × 250,090.55
  4. Step 4: Simplify right side
    422,258.48x = 145,708,524,018.99
  5. Step 5: Solve for x
    x = 145,708,524,018.99/422,258.48
  6. Step 6: Final answer
    x = 345,069.50

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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.