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Finding the Fourth Proportional to 329,114.13, 493,671.26 and 79,796.13

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Solution

The fourth proportional to 329,114.13, 493,671.26 and 79,796.13 is: 119,694.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,114.13 : 493,671.26 = 79,796.13 : x
  2. Step 2: Convert to fraction form
    329,114.13/493,671.26 = 79,796.13/x
  3. Step 3: Cross multiply
    329,114.13x = 493,671.26 × 79,796.13
  4. Step 4: Simplify right side
    329,114.13x = 39,393,056,040.22
  5. Step 5: Solve for x
    x = 39,393,056,040.22/329,114.13
  6. Step 6: Final answer
    x = 119,694.21

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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.