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Finding the Fourth Proportional to 324,565.52, 486,424.16 and 234,910.16

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Solution

The fourth proportional to 324,565.52, 486,424.16 and 234,910.16 is: 352,058.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,565.52 : 486,424.16 = 234,910.16 : x
  2. Step 2: Convert to fraction form
    324,565.52/486,424.16 = 234,910.16/x
  3. Step 3: Cross multiply
    324,565.52x = 486,424.16 × 234,910.16
  4. Step 4: Simplify right side
    324,565.52x = 114,265,977,253.47
  5. Step 5: Solve for x
    x = 114,265,977,253.47/324,565.52
  6. Step 6: Final answer
    x = 352,058.28

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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.