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Finding the Fourth Proportional to 624,647.52, 937,146.24 and 250,932.96

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Solution

The fourth proportional to 624,647.52, 937,146.24 and 250,932.96 is: 376,469.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,647.52 : 937,146.24 = 250,932.96 : x
  2. Step 2: Convert to fraction form
    624,647.52/937,146.24 = 250,932.96/x
  3. Step 3: Cross multiply
    624,647.52x = 937,146.24 × 250,932.96
  4. Step 4: Simplify right side
    624,647.52x = 235,160,879,956.07
  5. Step 5: Solve for x
    x = 235,160,879,956.07/624,647.52
  6. Step 6: Final answer
    x = 376,469.72

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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.