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Finding the Fourth Proportional to 613.58, 846.92 and 503.33

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Solution

The fourth proportional to 613.58, 846.92 and 503.33 is: 694.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    613.58 : 846.92 = 503.33 : x
  2. Step 2: Convert to fraction form
    613.58/846.92 = 503.33/x
  3. Step 3: Cross multiply
    613.58x = 846.92 × 503.33
  4. Step 4: Simplify right side
    613.58x = 426,277.27
  5. Step 5: Solve for x
    x = 426,277.27/613.58
  6. Step 6: Final answer
    x = 694.74

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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.