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Finding the Fourth Proportional to 329,114.63, 493,672.01 and 79,796.63

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Solution

The fourth proportional to 329,114.63, 493,672.01 and 79,796.63 is: 119,694.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,114.63 : 493,672.01 = 79,796.63 : x
  2. Step 2: Convert to fraction form
    329,114.63/493,672.01 = 79,796.63/x
  3. Step 3: Cross multiply
    329,114.63x = 493,672.01 × 79,796.63
  4. Step 4: Simplify right side
    329,114.63x = 39,393,362,723.33
  5. Step 5: Solve for x
    x = 39,393,362,723.33/329,114.63
  6. Step 6: Final answer
    x = 119,694.96

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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.