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Finding the Fourth Proportional to 452,716.71, 624,711.68 and 248,757.09

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Solution

The fourth proportional to 452,716.71, 624,711.68 and 248,757.09 is: 343,264.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,716.71 : 624,711.68 = 248,757.09 : x
  2. Step 2: Convert to fraction form
    452,716.71/624,711.68 = 248,757.09/x
  3. Step 3: Cross multiply
    452,716.71x = 624,711.68 × 248,757.09
  4. Step 4: Simplify right side
    452,716.71x = 155,401,458,362.03
  5. Step 5: Solve for x
    x = 155,401,458,362.03/452,716.71
  6. Step 6: Final answer
    x = 343,264.24

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1.5x scale

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.