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Finding the Fourth Proportional to 558,683.87, 838,033.50 and 159,324.69

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Solution

The fourth proportional to 558,683.87, 838,033.50 and 159,324.69 is: 238,989.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,683.87 : 838,033.50 = 159,324.69 : x
  2. Step 2: Convert to fraction form
    558,683.87/838,033.50 = 159,324.69/x
  3. Step 3: Cross multiply
    558,683.87x = 838,033.50 × 159,324.69
  4. Step 4: Simplify right side
    558,683.87x = 133,519,424,324.53
  5. Step 5: Solve for x
    x = 133,519,424,324.53/558,683.87
  6. Step 6: Final answer
    x = 238,989.22

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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.