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Finding the Fourth Proportional to 624,193.58, 935,537.46 and 303,865.31

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Solution

The fourth proportional to 624,193.58, 935,537.46 and 303,865.31 is: 455,431.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,193.58 : 935,537.46 = 303,865.31 : x
  2. Step 2: Convert to fraction form
    624,193.58/935,537.46 = 303,865.31/x
  3. Step 3: Cross multiply
    624,193.58x = 935,537.46 × 303,865.31
  4. Step 4: Simplify right side
    624,193.58x = 284,277,375,621.83
  5. Step 5: Solve for x
    x = 284,277,375,621.83/624,193.58
  6. Step 6: Final answer
    x = 455,431.44

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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.