Home / 629,447.01-944,449.55-329,856.36

Finding the Fourth Proportional to 629,447.01, 944,449.55 and 329,856.36

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Solution

The fourth proportional to 629,447.01, 944,449.55 and 329,856.36 is: 494,930.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,447.01 : 944,449.55 = 329,856.36 : x
  2. Step 2: Convert to fraction form
    629,447.01/944,449.55 = 329,856.36/x
  3. Step 3: Cross multiply
    629,447.01x = 944,449.55 × 329,856.36
  4. Step 4: Simplify right side
    629,447.01x = 311,532,688,668.07
  5. Step 5: Solve for x
    x = 311,532,688,668.07/629,447.01
  6. Step 6: Final answer
    x = 494,930.77

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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.