Home / 356,788.35-492,367.68-195,646.14

Finding the Fourth Proportional to 356,788.35, 492,367.68 and 195,646.14

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Solution

The fourth proportional to 356,788.35, 492,367.68 and 195,646.14 is: 269,991.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,788.35 : 492,367.68 = 195,646.14 : x
  2. Step 2: Convert to fraction form
    356,788.35/492,367.68 = 195,646.14/x
  3. Step 3: Cross multiply
    356,788.35x = 492,367.68 × 195,646.14
  4. Step 4: Simplify right side
    356,788.35x = 96,329,836,052.76
  5. Step 5: Solve for x
    x = 96,329,836,052.76/356,788.35
  6. Step 6: Final answer
    x = 269,991.54

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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.