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Finding the Fourth Proportional to 600,039.72, 828,052.74 and 331,767.72

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Solution

The fourth proportional to 600,039.72, 828,052.74 and 331,767.72 is: 457,838.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,039.72 : 828,052.74 = 331,767.72 : x
  2. Step 2: Convert to fraction form
    600,039.72/828,052.74 = 331,767.72/x
  3. Step 3: Cross multiply
    600,039.72x = 828,052.74 × 331,767.72
  4. Step 4: Simplify right side
    600,039.72x = 274,721,169,589.55
  5. Step 5: Solve for x
    x = 274,721,169,589.55/600,039.72
  6. Step 6: Final answer
    x = 457,838.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.