Home / 589,371.36-884,318.40-308,821.92

Finding the Fourth Proportional to 589,371.36, 884,318.40 and 308,821.92

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Solution

The fourth proportional to 589,371.36, 884,318.40 and 308,821.92 is: 463,369.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,371.36 : 884,318.40 = 308,821.92 : x
  2. Step 2: Convert to fraction form
    589,371.36/884,318.40 = 308,821.92/x
  3. Step 3: Cross multiply
    589,371.36x = 884,318.40 × 308,821.92
  4. Step 4: Simplify right side
    589,371.36x = 273,096,906,179.33
  5. Step 5: Solve for x
    x = 273,096,906,179.33/589,371.36
  6. Step 6: Final answer
    x = 463,369.83

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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.