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Finding the Fourth Proportional to 270,760.59, 373,639.23 and 149,899.68

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Solution

The fourth proportional to 270,760.59, 373,639.23 and 149,899.68 is: 206,855.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,760.59 : 373,639.23 = 149,899.68 : x
  2. Step 2: Convert to fraction form
    270,760.59/373,639.23 = 149,899.68/x
  3. Step 3: Cross multiply
    270,760.59x = 373,639.23 × 149,899.68
  4. Step 4: Simplify right side
    270,760.59x = 56,008,401,012.45
  5. Step 5: Solve for x
    x = 56,008,401,012.45/270,760.59
  6. Step 6: Final answer
    x = 206,855.81

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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.