Home / 356,678.26-492,135.15-241,972.54

Finding the Fourth Proportional to 356,678.26, 492,135.15 and 241,972.54

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Solution

The fourth proportional to 356,678.26, 492,135.15 and 241,972.54 is: 333,867.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,678.26 : 492,135.15 = 241,972.54 : x
  2. Step 2: Convert to fraction form
    356,678.26/492,135.15 = 241,972.54/x
  3. Step 3: Cross multiply
    356,678.26x = 492,135.15 × 241,972.54
  4. Step 4: Simplify right side
    356,678.26x = 119,083,192,268.78
  5. Step 5: Solve for x
    x = 119,083,192,268.78/356,678.26
  6. Step 6: Final answer
    x = 333,867.26

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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.