Home / 267,518.77-368,853.07-231,154.49

Finding the Fourth Proportional to 267,518.77, 368,853.07 and 231,154.49

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Solution

The fourth proportional to 267,518.77, 368,853.07 and 231,154.49 is: 318,714.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,518.77 : 368,853.07 = 231,154.49 : x
  2. Step 2: Convert to fraction form
    267,518.77/368,853.07 = 231,154.49/x
  3. Step 3: Cross multiply
    267,518.77x = 368,853.07 × 231,154.49
  4. Step 4: Simplify right side
    267,518.77x = 85,262,043,280.78
  5. Step 5: Solve for x
    x = 85,262,043,280.78/267,518.77
  6. Step 6: Final answer
    x = 318,714.25

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1.5x scale

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.