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Finding the Fourth Proportional to 494,602.20, 741,903.30 and 295,147.80

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Solution

The fourth proportional to 494,602.20, 741,903.30 and 295,147.80 is: 442,721.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,602.20 : 741,903.30 = 295,147.80 : x
  2. Step 2: Convert to fraction form
    494,602.20/741,903.30 = 295,147.80/x
  3. Step 3: Cross multiply
    494,602.20x = 741,903.30 × 295,147.80
  4. Step 4: Simplify right side
    494,602.20x = 218,971,126,807.74
  5. Step 5: Solve for x
    x = 218,971,126,807.74/494,602.20
  6. Step 6: Final answer
    x = 442,721.70

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Similar ratio
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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.