Home / 729,183.69-1,092,200.90-711,337.77

Finding the Fourth Proportional to 729,183.69, 1,092,200.90 and 711,337.77

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Solution

The fourth proportional to 729,183.69, 1,092,200.90 and 711,337.77 is: 1,065,470.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,183.69 : 1,092,200.90 = 711,337.77 : x
  2. Step 2: Convert to fraction form
    729,183.69/1,092,200.90 = 711,337.77/x
  3. Step 3: Cross multiply
    729,183.69x = 1,092,200.90 × 711,337.77
  4. Step 4: Simplify right side
    729,183.69x = 776,923,749,041.30
  5. Step 5: Solve for x
    x = 776,923,749,041.30/729,183.69
  6. Step 6: Final answer
    x = 1,065,470.55

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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.