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Finding the Fourth Proportional to 458,296.95, 632,525.86 and 267,310.34

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Solution

The fourth proportional to 458,296.95, 632,525.86 and 267,310.34 is: 368,932.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,296.95 : 632,525.86 = 267,310.34 : x
  2. Step 2: Convert to fraction form
    458,296.95/632,525.86 = 267,310.34/x
  3. Step 3: Cross multiply
    458,296.95x = 632,525.86 × 267,310.34
  4. Step 4: Simplify right side
    458,296.95x = 169,080,703,608.43
  5. Step 5: Solve for x
    x = 169,080,703,608.43/458,296.95
  6. Step 6: Final answer
    x = 368,932.64

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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.