Home / 699,183.30-965,822.75-548,128.58

Finding the Fourth Proportional to 699,183.30, 965,822.75 and 548,128.58

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Solution

The fourth proportional to 699,183.30, 965,822.75 and 548,128.58 is: 757,162.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,183.30 : 965,822.75 = 548,128.58 : x
  2. Step 2: Convert to fraction form
    699,183.30/965,822.75 = 548,128.58/x
  3. Step 3: Cross multiply
    699,183.30x = 965,822.75 × 548,128.58
  4. Step 4: Simplify right side
    699,183.30x = 529,395,052,407.67
  5. Step 5: Solve for x
    x = 529,395,052,407.67/699,183.30
  6. Step 6: Final answer
    x = 757,162.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.