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Finding the Fourth Proportional to 458,610.28, 632,873.38 and 254,650.60

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Solution

The fourth proportional to 458,610.28, 632,873.38 and 254,650.60 is: 351,412.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,610.28 : 632,873.38 = 254,650.60 : x
  2. Step 2: Convert to fraction form
    458,610.28/632,873.38 = 254,650.60/x
  3. Step 3: Cross multiply
    458,610.28x = 632,873.38 × 254,650.60
  4. Step 4: Simplify right side
    458,610.28x = 161,161,585,941.03
  5. Step 5: Solve for x
    x = 161,161,585,941.03/458,610.28
  6. Step 6: Final answer
    x = 351,412.94

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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.