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Finding the Fourth Proportional to 308,894.31, 463,500.36 and 233,989.56

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Solution

The fourth proportional to 308,894.31, 463,500.36 and 233,989.56 is: 351,104.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,894.31 : 463,500.36 = 233,989.56 : x
  2. Step 2: Convert to fraction form
    308,894.31/463,500.36 = 233,989.56/x
  3. Step 3: Cross multiply
    308,894.31x = 463,500.36 × 233,989.56
  4. Step 4: Simplify right side
    308,894.31x = 108,454,245,296.24
  5. Step 5: Solve for x
    x = 108,454,245,296.24/308,894.31
  6. Step 6: Final answer
    x = 351,104.70

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1.5x scale

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.