Home / 791,004.88-1,091,584.11-428,427.82

Finding the Fourth Proportional to 791,004.88, 1,091,584.11 and 428,427.82

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Solution

The fourth proportional to 791,004.88, 1,091,584.11 and 428,427.82 is: 591,228.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,004.88 : 1,091,584.11 = 428,427.82 : x
  2. Step 2: Convert to fraction form
    791,004.88/1,091,584.11 = 428,427.82/x
  3. Step 3: Cross multiply
    791,004.88x = 1,091,584.11 × 428,427.82
  4. Step 4: Simplify right side
    791,004.88x = 467,665,000,593.94
  5. Step 5: Solve for x
    x = 467,665,000,593.94/791,004.88
  6. Step 6: Final answer
    x = 591,228.97

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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.