Home / 578,101.44-867,131.32-151,633.86

Finding the Fourth Proportional to 578,101.44, 867,131.32 and 151,633.86

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Solution

The fourth proportional to 578,101.44, 867,131.32 and 151,633.86 is: 227,445.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,101.44 : 867,131.32 = 151,633.86 : x
  2. Step 2: Convert to fraction form
    578,101.44/867,131.32 = 151,633.86/x
  3. Step 3: Cross multiply
    578,101.44x = 867,131.32 × 151,633.86
  4. Step 4: Simplify right side
    578,101.44x = 131,486,469,178.50
  5. Step 5: Solve for x
    x = 131,486,469,178.50/578,101.44
  6. Step 6: Final answer
    x = 227,445.32

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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.