Home / 308,184.91-462,381.21-194,200.35

Finding the Fourth Proportional to 308,184.91, 462,381.21 and 194,200.35

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Solution

The fourth proportional to 308,184.91, 462,381.21 and 194,200.35 is: 291,365.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,184.91 : 462,381.21 = 194,200.35 : x
  2. Step 2: Convert to fraction form
    308,184.91/462,381.21 = 194,200.35/x
  3. Step 3: Cross multiply
    308,184.91x = 462,381.21 × 194,200.35
  4. Step 4: Simplify right side
    308,184.91x = 89,794,591,081.49
  5. Step 5: Solve for x
    x = 89,794,591,081.49/308,184.91
  6. Step 6: Final answer
    x = 291,365.96

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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.