Home / 624,938.20-937,455.91-204,256.60

Finding the Fourth Proportional to 624,938.20, 937,455.91 and 204,256.60

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Solution

The fourth proportional to 624,938.20, 937,455.91 and 204,256.60 is: 306,400.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,938.20 : 937,455.91 = 204,256.60 : x
  2. Step 2: Convert to fraction form
    624,938.20/937,455.91 = 204,256.60/x
  3. Step 3: Cross multiply
    624,938.20x = 937,455.91 × 204,256.60
  4. Step 4: Simplify right side
    624,938.20x = 191,481,553,972.23
  5. Step 5: Solve for x
    x = 191,481,553,972.23/624,938.20
  6. Step 6: Final answer
    x = 306,400.78

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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.