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Finding the Fourth Proportional to 597.15, 895.08 and 231.78

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Solution

The fourth proportional to 597.15, 895.08 and 231.78 is: 347.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.15 : 895.08 = 231.78 : x
  2. Step 2: Convert to fraction form
    597.15/895.08 = 231.78/x
  3. Step 3: Cross multiply
    597.15x = 895.08 × 231.78
  4. Step 4: Simplify right side
    597.15x = 207,461.64
  5. Step 5: Solve for x
    x = 207,461.64/597.15
  6. Step 6: Final answer
    x = 347.42

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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.