Home / 234,345.05-323,154.31-200,465.69

Finding the Fourth Proportional to 234,345.05, 323,154.31 and 200,465.69

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Solution

The fourth proportional to 234,345.05, 323,154.31 and 200,465.69 is: 276,435.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,345.05 : 323,154.31 = 200,465.69 : x
  2. Step 2: Convert to fraction form
    234,345.05/323,154.31 = 200,465.69/x
  3. Step 3: Cross multiply
    234,345.05x = 323,154.31 × 200,465.69
  4. Step 4: Simplify right side
    234,345.05x = 64,781,349,989.56
  5. Step 5: Solve for x
    x = 64,781,349,989.56/234,345.05
  6. Step 6: Final answer
    x = 276,435.75

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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.