Home / 329,110.26-493,665.40-79,792.26

Finding the Fourth Proportional to 329,110.26, 493,665.40 and 79,792.26

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Solution

The fourth proportional to 329,110.26, 493,665.40 and 79,792.26 is: 119,688.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,110.26 : 493,665.40 = 79,792.26 : x
  2. Step 2: Convert to fraction form
    329,110.26/493,665.40 = 79,792.26/x
  3. Step 3: Cross multiply
    329,110.26x = 493,665.40 × 79,792.26
  4. Step 4: Simplify right side
    329,110.26x = 39,390,677,949.80
  5. Step 5: Solve for x
    x = 39,390,677,949.80/329,110.26
  6. Step 6: Final answer
    x = 119,688.39

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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.