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Finding the Fourth Proportional to 722.04, 995.66 and 597.30

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Solution

The fourth proportional to 722.04, 995.66 and 597.30 is: 823.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    722.04 : 995.66 = 597.30 : x
  2. Step 2: Convert to fraction form
    722.04/995.66 = 597.30/x
  3. Step 3: Cross multiply
    722.04x = 995.66 × 597.30
  4. Step 4: Simplify right side
    722.04x = 594,707.72
  5. Step 5: Solve for x
    x = 594,707.72/722.04
  6. Step 6: Final answer
    x = 823.65

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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.