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Finding the Fourth Proportional to 424,614.96, 636,222.60 and 246,622.32

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Solution

The fourth proportional to 424,614.96, 636,222.60 and 246,622.32 is: 369,527.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,614.96 : 636,222.60 = 246,622.32 : x
  2. Step 2: Convert to fraction form
    424,614.96/636,222.60 = 246,622.32/x
  3. Step 3: Cross multiply
    424,614.96x = 636,222.60 × 246,622.32
  4. Step 4: Simplify right side
    424,614.96x = 156,906,693,648.43
  5. Step 5: Solve for x
    x = 156,906,693,648.43/424,614.96
  6. Step 6: Final answer
    x = 369,527.00

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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.