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Finding the Fourth Proportional to 329,073.04, 493,609.51 and 79,755.04

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Solution

The fourth proportional to 329,073.04, 493,609.51 and 79,755.04 is: 119,632.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,073.04 : 493,609.51 = 79,755.04 : x
  2. Step 2: Convert to fraction form
    329,073.04/493,609.51 = 79,755.04/x
  3. Step 3: Cross multiply
    329,073.04x = 493,609.51 × 79,755.04
  4. Step 4: Simplify right side
    329,073.04x = 39,367,846,214.43
  5. Step 5: Solve for x
    x = 39,367,846,214.43/329,073.04
  6. Step 6: Final answer
    x = 119,632.55

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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.