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Finding the Fourth Proportional to 452,469.33, 624,415.16 and 248,539.10

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Solution

The fourth proportional to 452,469.33, 624,415.16 and 248,539.10 is: 342,988.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,469.33 : 624,415.16 = 248,539.10 : x
  2. Step 2: Convert to fraction form
    452,469.33/624,415.16 = 248,539.10/x
  3. Step 3: Cross multiply
    452,469.33x = 624,415.16 × 248,539.10
  4. Step 4: Simplify right side
    452,469.33x = 155,191,579,392.03
  5. Step 5: Solve for x
    x = 155,191,579,392.03/452,469.33
  6. Step 6: Final answer
    x = 342,988.06

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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.