Home / 288,066.48-397,472.37-165,535.19

Finding the Fourth Proportional to 288,066.48, 397,472.37 and 165,535.19

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Solution

The fourth proportional to 288,066.48, 397,472.37 and 165,535.19 is: 228,404.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,066.48 : 397,472.37 = 165,535.19 : x
  2. Step 2: Convert to fraction form
    288,066.48/397,472.37 = 165,535.19/x
  3. Step 3: Cross multiply
    288,066.48x = 397,472.37 × 165,535.19
  4. Step 4: Simplify right side
    288,066.48x = 65,795,664,287.70
  5. Step 5: Solve for x
    x = 65,795,664,287.70/288,066.48
  6. Step 6: Final answer
    x = 228,404.44

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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.