Home / 397,636.06-548,733.51-236,487.58

Finding the Fourth Proportional to 397,636.06, 548,733.51 and 236,487.58

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Solution

The fourth proportional to 397,636.06, 548,733.51 and 236,487.58 is: 326,350.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,636.06 : 548,733.51 = 236,487.58 : x
  2. Step 2: Convert to fraction form
    397,636.06/548,733.51 = 236,487.58/x
  3. Step 3: Cross multiply
    397,636.06x = 548,733.51 × 236,487.58
  4. Step 4: Simplify right side
    397,636.06x = 129,768,659,844.81
  5. Step 5: Solve for x
    x = 129,768,659,844.81/397,636.06
  6. Step 6: Final answer
    x = 326,350.33

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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.