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Finding the Fourth Proportional to 452,694.09, 624,717.70 and 248,758.15

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Solution

The fourth proportional to 452,694.09, 624,717.70 and 248,758.15 is: 343,286.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,694.09 : 624,717.70 = 248,758.15 : x
  2. Step 2: Convert to fraction form
    452,694.09/624,717.70 = 248,758.15/x
  3. Step 3: Cross multiply
    452,694.09x = 624,717.70 × 248,758.15
  4. Step 4: Simplify right side
    452,694.09x = 155,403,619,324.26
  5. Step 5: Solve for x
    x = 155,403,619,324.26/452,694.09
  6. Step 6: Final answer
    x = 343,286.17

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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.