Home / 296,218.86-408,781.35-162,082.86

Finding the Fourth Proportional to 296,218.86, 408,781.35 and 162,082.86

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Solution

The fourth proportional to 296,218.86, 408,781.35 and 162,082.86 is: 223,673.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,218.86 : 408,781.35 = 162,082.86 : x
  2. Step 2: Convert to fraction form
    296,218.86/408,781.35 = 162,082.86/x
  3. Step 3: Cross multiply
    296,218.86x = 408,781.35 × 162,082.86
  4. Step 4: Simplify right side
    296,218.86x = 66,256,450,322.66
  5. Step 5: Solve for x
    x = 66,256,450,322.66/296,218.86
  6. Step 6: Final answer
    x = 223,673.98

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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.