Home / 728,527.22-1,092,922.32-329,355.98

Finding the Fourth Proportional to 728,527.22, 1,092,922.32 and 329,355.98

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Solution

The fourth proportional to 728,527.22, 1,092,922.32 and 329,355.98 is: 494,093.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,527.22 : 1,092,922.32 = 329,355.98 : x
  2. Step 2: Convert to fraction form
    728,527.22/1,092,922.32 = 329,355.98/x
  3. Step 3: Cross multiply
    728,527.22x = 1,092,922.32 × 329,355.98
  4. Step 4: Simplify right side
    728,527.22x = 359,960,501,767.47
  5. Step 5: Solve for x
    x = 359,960,501,767.47/728,527.22
  6. Step 6: Final answer
    x = 494,093.41

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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.