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Finding the Fourth Proportional to 452,524.21, 624,487.42 and 248,579.27

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Solution

The fourth proportional to 452,524.21, 624,487.42 and 248,579.27 is: 343,041.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,524.21 : 624,487.42 = 248,579.27 : x
  2. Step 2: Convert to fraction form
    452,524.21/624,487.42 = 248,579.27/x
  3. Step 3: Cross multiply
    452,524.21x = 624,487.42 × 248,579.27
  4. Step 4: Simplify right side
    452,524.21x = 155,234,626,517.90
  5. Step 5: Solve for x
    x = 155,234,626,517.90/452,524.21
  6. Step 6: Final answer
    x = 343,041.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.