Home / 469,945.66-648,537.76-255,086.14

Finding the Fourth Proportional to 469,945.66, 648,537.76 and 255,086.14

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Solution

The fourth proportional to 469,945.66, 648,537.76 and 255,086.14 is: 352,025.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,945.66 : 648,537.76 = 255,086.14 : x
  2. Step 2: Convert to fraction form
    469,945.66/648,537.76 = 255,086.14/x
  3. Step 3: Cross multiply
    469,945.66x = 648,537.76 × 255,086.14
  4. Step 4: Simplify right side
    469,945.66x = 165,432,993,842.65
  5. Step 5: Solve for x
    x = 165,432,993,842.65/469,945.66
  6. Step 6: Final answer
    x = 352,025.79

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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.