Home / 245,499.35-338,707.64-200,099.25

Finding the Fourth Proportional to 245,499.35, 338,707.64 and 200,099.25

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Solution

The fourth proportional to 245,499.35, 338,707.64 and 200,099.25 is: 276,070.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,499.35 : 338,707.64 = 200,099.25 : x
  2. Step 2: Convert to fraction form
    245,499.35/338,707.64 = 200,099.25/x
  3. Step 3: Cross multiply
    245,499.35x = 338,707.64 × 200,099.25
  4. Step 4: Simplify right side
    245,499.35x = 67,775,145,233.52
  5. Step 5: Solve for x
    x = 67,775,145,233.52/245,499.35
  6. Step 6: Final answer
    x = 276,070.57

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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.