Home / 407,244.21-562,078.78-235,190.18

Finding the Fourth Proportional to 407,244.21, 562,078.78 and 235,190.18

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Solution

The fourth proportional to 407,244.21, 562,078.78 and 235,190.18 is: 324,609.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,244.21 : 562,078.78 = 235,190.18 : x
  2. Step 2: Convert to fraction form
    407,244.21/562,078.78 = 235,190.18/x
  3. Step 3: Cross multiply
    407,244.21x = 562,078.78 × 235,190.18
  4. Step 4: Simplify right side
    407,244.21x = 132,195,410,259.60
  5. Step 5: Solve for x
    x = 132,195,410,259.60/407,244.21
  6. Step 6: Final answer
    x = 324,609.68

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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.