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Finding the Fourth Proportional to 252,767.04, 379,149.36 and 65,778.24

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Solution

The fourth proportional to 252,767.04, 379,149.36 and 65,778.24 is: 98,667.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,767.04 : 379,149.36 = 65,778.24 : x
  2. Step 2: Convert to fraction form
    252,767.04/379,149.36 = 65,778.24/x
  3. Step 3: Cross multiply
    252,767.04x = 379,149.36 × 65,778.24
  4. Step 4: Simplify right side
    252,767.04x = 24,939,777,597.93
  5. Step 5: Solve for x
    x = 24,939,777,597.93/252,767.04
  6. Step 6: Final answer
    x = 98,667.05

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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.