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Finding the Fourth Proportional to 304,493.31, 456,766.90 and 79,852.97

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Solution

The fourth proportional to 304,493.31, 456,766.90 and 79,852.97 is: 119,786.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,493.31 : 456,766.90 = 79,852.97 : x
  2. Step 2: Convert to fraction form
    304,493.31/456,766.90 = 79,852.97/x
  3. Step 3: Cross multiply
    304,493.31x = 456,766.90 × 79,852.97
  4. Step 4: Simplify right side
    304,493.31x = 36,474,194,504.98
  5. Step 5: Solve for x
    x = 36,474,194,504.98/304,493.31
  6. Step 6: Final answer
    x = 119,786.52

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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.