Home / 414,212.75-620,322.66-236,180.03

Finding the Fourth Proportional to 414,212.75, 620,322.66 and 236,180.03

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Solution

The fourth proportional to 414,212.75, 620,322.66 and 236,180.03 is: 353,701.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,212.75 : 620,322.66 = 236,180.03 : x
  2. Step 2: Convert to fraction form
    414,212.75/620,322.66 = 236,180.03/x
  3. Step 3: Cross multiply
    414,212.75x = 620,322.66 × 236,180.03
  4. Step 4: Simplify right side
    414,212.75x = 146,507,824,448.48
  5. Step 5: Solve for x
    x = 146,507,824,448.48/414,212.75
  6. Step 6: Final answer
    x = 353,701.87

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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.