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Finding the Fourth Proportional to 524.93, 787.40 and 250.96

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Solution

The fourth proportional to 524.93, 787.40 and 250.96 is: 376.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.93 : 787.40 = 250.96 : x
  2. Step 2: Convert to fraction form
    524.93/787.40 = 250.96/x
  3. Step 3: Cross multiply
    524.93x = 787.40 × 250.96
  4. Step 4: Simplify right side
    524.93x = 197,606.29
  5. Step 5: Solve for x
    x = 197,606.29/524.93
  6. Step 6: Final answer
    x = 376.44

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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.