Home / 469,922.69-648,493.37-255,062.70

Finding the Fourth Proportional to 469,922.69, 648,493.37 and 255,062.70

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Solution

The fourth proportional to 469,922.69, 648,493.37 and 255,062.70 is: 351,986.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,922.69 : 648,493.37 = 255,062.70 : x
  2. Step 2: Convert to fraction form
    469,922.69/648,493.37 = 255,062.70/x
  3. Step 3: Cross multiply
    469,922.69x = 648,493.37 × 255,062.70
  4. Step 4: Simplify right side
    469,922.69x = 165,406,469,884.30
  5. Step 5: Solve for x
    x = 165,406,469,884.30/469,922.69
  6. Step 6: Final answer
    x = 351,986.56

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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.