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Finding the Fourth Proportional to 270,704.67, 373,575.74 and 149,857.13

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Solution

The fourth proportional to 270,704.67, 373,575.74 and 149,857.13 is: 206,804.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,704.67 : 373,575.74 = 149,857.13 : x
  2. Step 2: Convert to fraction form
    270,704.67/373,575.74 = 149,857.13/x
  3. Step 3: Cross multiply
    270,704.67x = 373,575.74 × 149,857.13
  4. Step 4: Simplify right side
    270,704.67x = 55,982,985,616.86
  5. Step 5: Solve for x
    x = 55,982,985,616.86/270,704.67
  6. Step 6: Final answer
    x = 206,804.65

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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.