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Finding the Fourth Proportional to 597.52, 896.28 and 212.77

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Solution

The fourth proportional to 597.52, 896.28 and 212.77 is: 319.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.52 : 896.28 = 212.77 : x
  2. Step 2: Convert to fraction form
    597.52/896.28 = 212.77/x
  3. Step 3: Cross multiply
    597.52x = 896.28 × 212.77
  4. Step 4: Simplify right side
    597.52x = 190,701.50
  5. Step 5: Solve for x
    x = 190,701.50/597.52
  6. Step 6: Final answer
    x = 319.16

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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.