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Finding the Fourth Proportional to 613,402.62, 846,436.22 and 452,344.38

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Solution

The fourth proportional to 613,402.62, 846,436.22 and 452,344.38 is: 624,191.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,402.62 : 846,436.22 = 452,344.38 : x
  2. Step 2: Convert to fraction form
    613,402.62/846,436.22 = 452,344.38/x
  3. Step 3: Cross multiply
    613,402.62x = 846,436.22 × 452,344.38
  4. Step 4: Simplify right side
    613,402.62x = 382,880,667,145.44
  5. Step 5: Solve for x
    x = 382,880,667,145.44/613,402.62
  6. Step 6: Final answer
    x = 624,191.44

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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.