Home / 356,788.54-492,626.49-229,685.56

Finding the Fourth Proportional to 356,788.54, 492,626.49 and 229,685.56

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Solution

The fourth proportional to 356,788.54, 492,626.49 and 229,685.56 is: 317,132.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,788.54 : 492,626.49 = 229,685.56 : x
  2. Step 2: Convert to fraction form
    356,788.54/492,626.49 = 229,685.56/x
  3. Step 3: Cross multiply
    356,788.54x = 492,626.49 × 229,685.56
  4. Step 4: Simplify right side
    356,788.54x = 113,149,191,226.48
  5. Step 5: Solve for x
    x = 113,149,191,226.48/356,788.54
  6. Step 6: Final answer
    x = 317,132.36

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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.