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Finding the Fourth Proportional to 378,524.53, 567,699.18 and 112,220.83

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Solution

The fourth proportional to 378,524.53, 567,699.18 and 112,220.83 is: 168,305.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,524.53 : 567,699.18 = 112,220.83 : x
  2. Step 2: Convert to fraction form
    378,524.53/567,699.18 = 112,220.83/x
  3. Step 3: Cross multiply
    378,524.53x = 567,699.18 × 112,220.83
  4. Step 4: Simplify right side
    378,524.53x = 63,707,673,169.92
  5. Step 5: Solve for x
    x = 63,707,673,169.92/378,524.53
  6. Step 6: Final answer
    x = 168,305.27

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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.