Home / 356,979.25-492,637.85-195,842.53

Finding the Fourth Proportional to 356,979.25, 492,637.85 and 195,842.53

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Solution

The fourth proportional to 356,979.25, 492,637.85 and 195,842.53 is: 270,266.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,979.25 : 492,637.85 = 195,842.53 : x
  2. Step 2: Convert to fraction form
    356,979.25/492,637.85 = 195,842.53/x
  3. Step 3: Cross multiply
    356,979.25x = 492,637.85 × 195,842.53
  4. Step 4: Simplify right side
    356,979.25x = 96,479,442,917.76
  5. Step 5: Solve for x
    x = 96,479,442,917.76/356,979.25
  6. Step 6: Final answer
    x = 270,266.25

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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.