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Finding the Fourth Proportional to 458,334.44, 632,508.36 and 254,398.60

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Solution

The fourth proportional to 458,334.44, 632,508.36 and 254,398.60 is: 351,073.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,334.44 : 632,508.36 = 254,398.60 : x
  2. Step 2: Convert to fraction form
    458,334.44/632,508.36 = 254,398.60/x
  3. Step 3: Cross multiply
    458,334.44x = 632,508.36 × 254,398.60
  4. Step 4: Simplify right side
    458,334.44x = 160,909,241,272.30
  5. Step 5: Solve for x
    x = 160,909,241,272.30/458,334.44
  6. Step 6: Final answer
    x = 351,073.86

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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.