Home / 496,187.48-684,732.30-269,828.12

Finding the Fourth Proportional to 496,187.48, 684,732.30 and 269,828.12

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Solution

The fourth proportional to 496,187.48, 684,732.30 and 269,828.12 is: 372,359.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,187.48 : 684,732.30 = 269,828.12 : x
  2. Step 2: Convert to fraction form
    496,187.48/684,732.30 = 269,828.12/x
  3. Step 3: Cross multiply
    496,187.48x = 684,732.30 × 269,828.12
  4. Step 4: Simplify right side
    496,187.48x = 184,760,029,212.28
  5. Step 5: Solve for x
    x = 184,760,029,212.28/496,187.48
  6. Step 6: Final answer
    x = 372,359.31

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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.