Home / 407,960.89-562,824.81-235,847.18

Finding the Fourth Proportional to 407,960.89, 562,824.81 and 235,847.18

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Solution

The fourth proportional to 407,960.89, 562,824.81 and 235,847.18 is: 325,375.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,960.89 : 562,824.81 = 235,847.18 : x
  2. Step 2: Convert to fraction form
    407,960.89/562,824.81 = 235,847.18/x
  3. Step 3: Cross multiply
    407,960.89x = 562,824.81 × 235,847.18
  4. Step 4: Simplify right side
    407,960.89x = 132,740,645,679.60
  5. Step 5: Solve for x
    x = 132,740,645,679.60/407,960.89
  6. Step 6: Final answer
    x = 325,375.91

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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.