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Finding the Fourth Proportional to 458,324.94, 632,564.64 and 267,338.46

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Solution

The fourth proportional to 458,324.94, 632,564.64 and 267,338.46 is: 368,971.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,324.94 : 632,564.64 = 267,338.46 : x
  2. Step 2: Convert to fraction form
    458,324.94/632,564.64 = 267,338.46/x
  3. Step 3: Cross multiply
    458,324.94x = 632,564.64 × 267,338.46
  4. Step 4: Simplify right side
    458,324.94x = 169,108,856,708.05
  5. Step 5: Solve for x
    x = 169,108,856,708.05/458,324.94
  6. Step 6: Final answer
    x = 368,971.54

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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.