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Finding the Fourth Proportional to 599,802.53, 899,703.78 and 200,443.29

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Solution

The fourth proportional to 599,802.53, 899,703.78 and 200,443.29 is: 300,664.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,802.53 : 899,703.78 = 200,443.29 : x
  2. Step 2: Convert to fraction form
    599,802.53/899,703.78 = 200,443.29/x
  3. Step 3: Cross multiply
    599,802.53x = 899,703.78 × 200,443.29
  4. Step 4: Simplify right side
    599,802.53x = 180,339,589,438.36
  5. Step 5: Solve for x
    x = 180,339,589,438.36/599,802.53
  6. Step 6: Final answer
    x = 300,664.93

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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.