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Finding the Fourth Proportional to 452,706.39, 624,734.64 and 248,770.44

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Solution

The fourth proportional to 452,706.39, 624,734.64 and 248,770.44 is: 343,303.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,706.39 : 624,734.64 = 248,770.44 : x
  2. Step 2: Convert to fraction form
    452,706.39/624,734.64 = 248,770.44/x
  3. Step 3: Cross multiply
    452,706.39x = 624,734.64 × 248,770.44
  4. Step 4: Simplify right side
    452,706.39x = 155,415,511,276.04
  5. Step 5: Solve for x
    x = 155,415,511,276.04/452,706.39
  6. Step 6: Final answer
    x = 343,303.11

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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.