Home / 494,664.60-741,751.20-157,661.40

Finding the Fourth Proportional to 494,664.60, 741,751.20 and 157,661.40

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Solution

The fourth proportional to 494,664.60, 741,751.20 and 157,661.40 is: 236,413.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,664.60 : 741,751.20 = 157,661.40 : x
  2. Step 2: Convert to fraction form
    494,664.60/741,751.20 = 157,661.40/x
  3. Step 3: Cross multiply
    494,664.60x = 741,751.20 × 157,661.40
  4. Step 4: Simplify right side
    494,664.60x = 116,945,532,643.68
  5. Step 5: Solve for x
    x = 116,945,532,643.68/494,664.60
  6. Step 6: Final answer
    x = 236,413.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.