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Finding the Fourth Proportional to 295,082.12, 407,240.16 and 167,757.41

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Solution

The fourth proportional to 295,082.12, 407,240.16 and 167,757.41 is: 231,520.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,082.12 : 407,240.16 = 167,757.41 : x
  2. Step 2: Convert to fraction form
    295,082.12/407,240.16 = 167,757.41/x
  3. Step 3: Cross multiply
    295,082.12x = 407,240.16 × 167,757.41
  4. Step 4: Simplify right side
    295,082.12x = 68,317,554,878.60
  5. Step 5: Solve for x
    x = 68,317,554,878.60/295,082.12
  6. Step 6: Final answer
    x = 231,520.48

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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.