Home / 729,133.96-1,093,753.50-279,854.83

Finding the Fourth Proportional to 729,133.96, 1,093,753.50 and 279,854.83

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Solution

The fourth proportional to 729,133.96, 1,093,753.50 and 279,854.83 is: 419,802.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,133.96 : 1,093,753.50 = 279,854.83 : x
  2. Step 2: Convert to fraction form
    729,133.96/1,093,753.50 = 279,854.83/x
  3. Step 3: Cross multiply
    729,133.96x = 1,093,753.50 × 279,854.83
  4. Step 4: Simplify right side
    729,133.96x = 306,092,200,122.14
  5. Step 5: Solve for x
    x = 306,092,200,122.14/729,133.96
  6. Step 6: Final answer
    x = 419,802.42

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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.