Home / 397,600.42-548,647.62-236,424.33

Finding the Fourth Proportional to 397,600.42, 548,647.62 and 236,424.33

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Solution

The fourth proportional to 397,600.42, 548,647.62 and 236,424.33 is: 326,241.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,600.42 : 548,647.62 = 236,424.33 : x
  2. Step 2: Convert to fraction form
    397,600.42/548,647.62 = 236,424.33/x
  3. Step 3: Cross multiply
    397,600.42x = 548,647.62 × 236,424.33
  4. Step 4: Simplify right side
    397,600.42x = 129,713,645,964.60
  5. Step 5: Solve for x
    x = 129,713,645,964.60/397,600.42
  6. Step 6: Final answer
    x = 326,241.22

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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.