Home / 791,199.24-1,091,850.44-428,630.16

Finding the Fourth Proportional to 791,199.24, 1,091,850.44 and 428,630.16

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Solution

The fourth proportional to 791,199.24, 1,091,850.44 and 428,630.16 is: 591,507.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,199.24 : 1,091,850.44 = 428,630.16 : x
  2. Step 2: Convert to fraction form
    791,199.24/1,091,850.44 = 428,630.16/x
  3. Step 3: Cross multiply
    791,199.24x = 1,091,850.44 × 428,630.16
  4. Step 4: Simplify right side
    791,199.24x = 468,000,028,793.27
  5. Step 5: Solve for x
    x = 468,000,028,793.27/791,199.24
  6. Step 6: Final answer
    x = 591,507.18

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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.