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Finding the Fourth Proportional to 600,505.50, 828,708.12 and 328,597.22

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Solution

The fourth proportional to 600,505.50, 828,708.12 and 328,597.22 is: 453,469.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,505.50 : 828,708.12 = 328,597.22 : x
  2. Step 2: Convert to fraction form
    600,505.50/828,708.12 = 328,597.22/x
  3. Step 3: Cross multiply
    600,505.50x = 828,708.12 × 328,597.22
  4. Step 4: Simplify right side
    600,505.50x = 272,311,180,279.89
  5. Step 5: Solve for x
    x = 272,311,180,279.89/600,505.50
  6. Step 6: Final answer
    x = 453,469.92

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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.