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Finding the Fourth Proportional to 597.03, 823.20 and 503.61

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Solution

The fourth proportional to 597.03, 823.20 and 503.61 is: 694.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.03 : 823.20 = 503.61 : x
  2. Step 2: Convert to fraction form
    597.03/823.20 = 503.61/x
  3. Step 3: Cross multiply
    597.03x = 823.20 × 503.61
  4. Step 4: Simplify right side
    597.03x = 414,571.75
  5. Step 5: Solve for x
    x = 414,571.75/597.03
  6. Step 6: Final answer
    x = 694.39

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Double scale
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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.