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Finding the Fourth Proportional to 599,678.96, 899,522.32 and 239,879.88

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Solution

The fourth proportional to 599,678.96, 899,522.32 and 239,879.88 is: 359,821.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,678.96 : 899,522.32 = 239,879.88 : x
  2. Step 2: Convert to fraction form
    599,678.96/899,522.32 = 239,879.88/x
  3. Step 3: Cross multiply
    599,678.96x = 899,522.32 × 239,879.88
  4. Step 4: Simplify right side
    599,678.96x = 215,777,306,178.92
  5. Step 5: Solve for x
    x = 215,777,306,178.92/599,678.96
  6. Step 6: Final answer
    x = 359,821.37

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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.