Home / 254,269.06-381,403.55-198,151.16

Finding the Fourth Proportional to 254,269.06, 381,403.55 and 198,151.16

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Solution

The fourth proportional to 254,269.06, 381,403.55 and 198,151.16 is: 297,226.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,269.06 : 381,403.55 = 198,151.16 : x
  2. Step 2: Convert to fraction form
    254,269.06/381,403.55 = 198,151.16/x
  3. Step 3: Cross multiply
    254,269.06x = 381,403.55 × 198,151.16
  4. Step 4: Simplify right side
    254,269.06x = 75,575,554,448.98
  5. Step 5: Solve for x
    x = 75,575,554,448.98/254,269.06
  6. Step 6: Final answer
    x = 297,226.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.