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Finding the Fourth Proportional to 324,262.82, 487,132.32 and 234,582.15

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Solution

The fourth proportional to 324,262.82, 487,132.32 and 234,582.15 is: 352,407.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,262.82 : 487,132.32 = 234,582.15 : x
  2. Step 2: Convert to fraction form
    324,262.82/487,132.32 = 234,582.15/x
  3. Step 3: Cross multiply
    324,262.82x = 487,132.32 × 234,582.15
  4. Step 4: Simplify right side
    324,262.82x = 114,272,546,960.09
  5. Step 5: Solve for x
    x = 114,272,546,960.09/324,262.82
  6. Step 6: Final answer
    x = 352,407.19

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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.