Home / 791,314.14-1,092,004.83-428,716.35

Finding the Fourth Proportional to 791,314.14, 1,092,004.83 and 428,716.35

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Solution

The fourth proportional to 791,314.14, 1,092,004.83 and 428,716.35 is: 591,623.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,314.14 : 1,092,004.83 = 428,716.35 : x
  2. Step 2: Convert to fraction form
    791,314.14/1,092,004.83 = 428,716.35/x
  3. Step 3: Cross multiply
    791,314.14x = 1,092,004.83 × 428,716.35
  4. Step 4: Simplify right side
    791,314.14x = 468,160,324,899.97
  5. Step 5: Solve for x
    x = 468,160,324,899.97/791,314.14
  6. Step 6: Final answer
    x = 591,623.86

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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.