Home / 356,904.20-492,528.50-195,760.56

Finding the Fourth Proportional to 356,904.20, 492,528.50 and 195,760.56

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Solution

The fourth proportional to 356,904.20, 492,528.50 and 195,760.56 is: 270,149.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,904.20 : 492,528.50 = 195,760.56 : x
  2. Step 2: Convert to fraction form
    356,904.20/492,528.50 = 195,760.56/x
  3. Step 3: Cross multiply
    356,904.20x = 492,528.50 × 195,760.56
  4. Step 4: Simplify right side
    356,904.20x = 96,417,654,975.96
  5. Step 5: Solve for x
    x = 96,417,654,975.96/356,904.20
  6. Step 6: Final answer
    x = 270,149.96

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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.