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Finding the Fourth Proportional to 624,355, 936,153.26 and 244,821.03

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Solution

The fourth proportional to 624,355, 936,153.26 and 244,821.03 is: 367,082.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,355 : 936,153.26 = 244,821.03 : x
  2. Step 2: Convert to fraction form
    624,355/936,153.26 = 244,821.03/x
  3. Step 3: Cross multiply
    624,355x = 936,153.26 × 244,821.03
  4. Step 4: Simplify right side
    624,355x = 229,190,005,351.06
  5. Step 5: Solve for x
    x = 229,190,005,351.06/624,355
  6. Step 6: Final answer
    x = 367,082.84

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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.