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Finding the Fourth Proportional to 577,183.70, 865,967.52 and 363,704.96

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Solution

The fourth proportional to 577,183.70, 865,967.52 and 363,704.96 is: 545,678.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,183.70 : 865,967.52 = 363,704.96 : x
  2. Step 2: Convert to fraction form
    577,183.70/865,967.52 = 363,704.96/x
  3. Step 3: Cross multiply
    577,183.70x = 865,967.52 × 363,704.96
  4. Step 4: Simplify right side
    577,183.70x = 314,956,682,222.90
  5. Step 5: Solve for x
    x = 314,956,682,222.90/577,183.70
  6. Step 6: Final answer
    x = 545,678.41

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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.