Home / 361,273.13-498,550.39-200,127.68

Finding the Fourth Proportional to 361,273.13, 498,550.39 and 200,127.68

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Solution

The fourth proportional to 361,273.13, 498,550.39 and 200,127.68 is: 276,172.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,273.13 : 498,550.39 = 200,127.68 : x
  2. Step 2: Convert to fraction form
    361,273.13/498,550.39 = 200,127.68/x
  3. Step 3: Cross multiply
    361,273.13x = 498,550.39 × 200,127.68
  4. Step 4: Simplify right side
    361,273.13x = 99,773,732,916.01
  5. Step 5: Solve for x
    x = 99,773,732,916.01/361,273.13
  6. Step 6: Final answer
    x = 276,172.58

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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.