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Finding the Fourth Proportional to 624,915, 937,416.24 and 250,938

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Solution

The fourth proportional to 624,915, 937,416.24 and 250,938 is: 376,424.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,915 : 937,416.24 = 250,938 : x
  2. Step 2: Convert to fraction form
    624,915/937,416.24 = 250,938/x
  3. Step 3: Cross multiply
    624,915x = 937,416.24 × 250,938
  4. Step 4: Simplify right side
    624,915x = 235,233,356,433.12
  5. Step 5: Solve for x
    x = 235,233,356,433.12/624,915
  6. Step 6: Final answer
    x = 376,424.56

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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.