Home / 356,707.27-492,255.90-195,558.85

Finding the Fourth Proportional to 356,707.27, 492,255.90 and 195,558.85

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Solution

The fourth proportional to 356,707.27, 492,255.90 and 195,558.85 is: 269,871.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,707.27 : 492,255.90 = 195,558.85 : x
  2. Step 2: Convert to fraction form
    356,707.27/492,255.90 = 195,558.85/x
  3. Step 3: Cross multiply
    356,707.27x = 492,255.90 × 195,558.85
  4. Step 4: Simplify right side
    356,707.27x = 96,264,997,709.72
  5. Step 5: Solve for x
    x = 96,264,997,709.72/356,707.27
  6. Step 6: Final answer
    x = 269,871.14

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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.