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Finding the Fourth Proportional to 656.89, 983.18 and 597.13

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Solution

The fourth proportional to 656.89, 983.18 and 597.13 is: 893.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    656.89 : 983.18 = 597.13 : x
  2. Step 2: Convert to fraction form
    656.89/983.18 = 597.13/x
  3. Step 3: Cross multiply
    656.89x = 983.18 × 597.13
  4. Step 4: Simplify right side
    656.89x = 587,083.29
  5. Step 5: Solve for x
    x = 587,083.29/656.89
  6. Step 6: Final answer
    x = 893.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.