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Finding the Fourth Proportional to 250,674.66, 376,250.73 and 155,617.17

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Solution

The fourth proportional to 250,674.66, 376,250.73 and 155,617.17 is: 233,573.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,674.66 : 376,250.73 = 155,617.17 : x
  2. Step 2: Convert to fraction form
    250,674.66/376,250.73 = 155,617.17/x
  3. Step 3: Cross multiply
    250,674.66x = 376,250.73 × 155,617.17
  4. Step 4: Simplify right side
    250,674.66x = 58,551,073,813.03
  5. Step 5: Solve for x
    x = 58,551,073,813.03/250,674.66
  6. Step 6: Final answer
    x = 233,573.96

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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.