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Finding the Fourth Proportional to 399,099.48, 598,627.35 and 241,285.56

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Solution

The fourth proportional to 399,099.48, 598,627.35 and 241,285.56 is: 361,915.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,099.48 : 598,627.35 = 241,285.56 : x
  2. Step 2: Convert to fraction form
    399,099.48/598,627.35 = 241,285.56/x
  3. Step 3: Cross multiply
    399,099.48x = 598,627.35 × 241,285.56
  4. Step 4: Simplify right side
    399,099.48x = 144,440,135,376.07
  5. Step 5: Solve for x
    x = 144,440,135,376.07/399,099.48
  6. Step 6: Final answer
    x = 361,915.12

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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.