Home / 267,316.10-401,076.55-263,117.70

Finding the Fourth Proportional to 267,316.10, 401,076.55 and 263,117.70

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Solution

The fourth proportional to 267,316.10, 401,076.55 and 263,117.70 is: 394,777.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,316.10 : 401,076.55 = 263,117.70 : x
  2. Step 2: Convert to fraction form
    267,316.10/401,076.55 = 263,117.70/x
  3. Step 3: Cross multiply
    267,316.10x = 401,076.55 × 263,117.70
  4. Step 4: Simplify right side
    267,316.10x = 105,530,339,359.94
  5. Step 5: Solve for x
    x = 105,530,339,359.94/267,316.10
  6. Step 6: Final answer
    x = 394,777.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.