Home / 729,194.94-1,092,217.77-711,349.02

Finding the Fourth Proportional to 729,194.94, 1,092,217.77 and 711,349.02

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Solution

The fourth proportional to 729,194.94, 1,092,217.77 and 711,349.02 is: 1,065,487.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,194.94 : 1,092,217.77 = 711,349.02 : x
  2. Step 2: Convert to fraction form
    729,194.94/1,092,217.77 = 711,349.02/x
  3. Step 3: Cross multiply
    729,194.94x = 1,092,217.77 × 711,349.02
  4. Step 4: Simplify right side
    729,194.94x = 776,948,040,316.09
  5. Step 5: Solve for x
    x = 776,948,040,316.09/729,194.94
  6. Step 6: Final answer
    x = 1,065,487.43

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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.