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Finding the Fourth Proportional to 600,793.71, 829,116.36 and 328,861.78

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Solution

The fourth proportional to 600,793.71, 829,116.36 and 328,861.78 is: 453,840.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,793.71 : 829,116.36 = 328,861.78 : x
  2. Step 2: Convert to fraction form
    600,793.71/829,116.36 = 328,861.78/x
  3. Step 3: Cross multiply
    600,793.71x = 829,116.36 × 328,861.78
  4. Step 4: Simplify right side
    600,793.71x = 272,664,677,831.14
  5. Step 5: Solve for x
    x = 272,664,677,831.14/600,793.71
  6. Step 6: Final answer
    x = 453,840.77

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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.