Home / 482,682.48-666,138.30-267,863.16

Finding the Fourth Proportional to 482,682.48, 666,138.30 and 267,863.16

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Solution

The fourth proportional to 482,682.48, 666,138.30 and 267,863.16 is: 369,671.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,682.48 : 666,138.30 = 267,863.16 : x
  2. Step 2: Convert to fraction form
    482,682.48/666,138.30 = 267,863.16/x
  3. Step 3: Cross multiply
    482,682.48x = 666,138.30 × 267,863.16
  4. Step 4: Simplify right side
    482,682.48x = 178,433,910,035.03
  5. Step 5: Solve for x
    x = 178,433,910,035.03/482,682.48
  6. Step 6: Final answer
    x = 369,671.40

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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.