Home / 513,724.22-770,766.25-158,738.24

Finding the Fourth Proportional to 513,724.22, 770,766.25 and 158,738.24

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Solution

The fourth proportional to 513,724.22, 770,766.25 and 158,738.24 is: 238,162.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,724.22 : 770,766.25 = 158,738.24 : x
  2. Step 2: Convert to fraction form
    513,724.22/770,766.25 = 158,738.24/x
  3. Step 3: Cross multiply
    513,724.22x = 770,766.25 × 158,738.24
  4. Step 4: Simplify right side
    513,724.22x = 122,350,077,976.40
  5. Step 5: Solve for x
    x = 122,350,077,976.40/513,724.22
  6. Step 6: Final answer
    x = 238,162.95

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1.5x scale

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.