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Finding the Fourth Proportional to 624,949.24, 937,425.22 and 225,871.80

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Solution

The fourth proportional to 624,949.24, 937,425.22 and 225,871.80 is: 338,808.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,949.24 : 937,425.22 = 225,871.80 : x
  2. Step 2: Convert to fraction form
    624,949.24/937,425.22 = 225,871.80/x
  3. Step 3: Cross multiply
    624,949.24x = 937,425.22 × 225,871.80
  4. Step 4: Simplify right side
    624,949.24x = 211,737,921,806.80
  5. Step 5: Solve for x
    x = 211,737,921,806.80/624,949.24
  6. Step 6: Final answer
    x = 338,808.19

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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.