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Finding the Fourth Proportional to 613.58, 846.57 and 364.88

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Solution

The fourth proportional to 613.58, 846.57 and 364.88 is: 503.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    613.58 : 846.57 = 364.88 : x
  2. Step 2: Convert to fraction form
    613.58/846.57 = 364.88/x
  3. Step 3: Cross multiply
    613.58x = 846.57 × 364.88
  4. Step 4: Simplify right side
    613.58x = 308,892.23
  5. Step 5: Solve for x
    x = 308,892.23/613.58
  6. Step 6: Final answer
    x = 503.43

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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.