Home / 320,770.85-442,614.46-184,778.24

Finding the Fourth Proportional to 320,770.85, 442,614.46 and 184,778.24

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Solution

The fourth proportional to 320,770.85, 442,614.46 and 184,778.24 is: 254,965.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,770.85 : 442,614.46 = 184,778.24 : x
  2. Step 2: Convert to fraction form
    320,770.85/442,614.46 = 184,778.24/x
  3. Step 3: Cross multiply
    320,770.85x = 442,614.46 × 184,778.24
  4. Step 4: Simplify right side
    320,770.85x = 81,785,520,917.35
  5. Step 5: Solve for x
    x = 81,785,520,917.35/320,770.85
  6. Step 6: Final answer
    x = 254,965.56

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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.