Home / 791,370.41-1,092,092.13-428,794.16

Finding the Fourth Proportional to 791,370.41, 1,092,092.13 and 428,794.16

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Solution

The fourth proportional to 791,370.41, 1,092,092.13 and 428,794.16 is: 591,736.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,370.41 : 1,092,092.13 = 428,794.16 : x
  2. Step 2: Convert to fraction form
    791,370.41/1,092,092.13 = 428,794.16/x
  3. Step 3: Cross multiply
    791,370.41x = 1,092,092.13 × 428,794.16
  4. Step 4: Simplify right side
    791,370.41x = 468,282,722,065.50
  5. Step 5: Solve for x
    x = 468,282,722,065.50/791,370.41
  6. Step 6: Final answer
    x = 591,736.46

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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.