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Finding the Fourth Proportional to 458,670.52, 633,005.22 and 267,745.48

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Solution

The fourth proportional to 458,670.52, 633,005.22 and 267,745.48 is: 369,512.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,670.52 : 633,005.22 = 267,745.48 : x
  2. Step 2: Convert to fraction form
    458,670.52/633,005.22 = 267,745.48/x
  3. Step 3: Cross multiply
    458,670.52x = 633,005.22 × 267,745.48
  4. Step 4: Simplify right side
    458,670.52x = 169,484,286,471.41
  5. Step 5: Solve for x
    x = 169,484,286,471.41/458,670.52
  6. Step 6: Final answer
    x = 369,512.06

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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.