Home / 288,161.54-397,293.20-236,287.49

Finding the Fourth Proportional to 288,161.54, 397,293.20 and 236,287.49

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Solution

The fourth proportional to 288,161.54, 397,293.20 and 236,287.49 is: 325,773.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,161.54 : 397,293.20 = 236,287.49 : x
  2. Step 2: Convert to fraction form
    288,161.54/397,293.20 = 236,287.49/x
  3. Step 3: Cross multiply
    288,161.54x = 397,293.20 × 236,287.49
  4. Step 4: Simplify right side
    288,161.54x = 93,875,409,854.16
  5. Step 5: Solve for x
    x = 93,875,409,854.16/288,161.54
  6. Step 6: Final answer
    x = 325,773.56

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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.