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Finding the Fourth Proportional to 373,228.56, 559,842.84 and 123,910.56

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Solution

The fourth proportional to 373,228.56, 559,842.84 and 123,910.56 is: 185,865.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,228.56 : 559,842.84 = 123,910.56 : x
  2. Step 2: Convert to fraction form
    373,228.56/559,842.84 = 123,910.56/x
  3. Step 3: Cross multiply
    373,228.56x = 559,842.84 × 123,910.56
  4. Step 4: Simplify right side
    373,228.56x = 69,370,439,816.39
  5. Step 5: Solve for x
    x = 69,370,439,816.39/373,228.56
  6. Step 6: Final answer
    x = 185,865.84

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Similar ratio
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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.