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Finding the Fourth Proportional to 597.77, 896.74 and 289.37

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Solution

The fourth proportional to 597.77, 896.74 and 289.37 is: 434.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.77 : 896.74 = 289.37 : x
  2. Step 2: Convert to fraction form
    597.77/896.74 = 289.37/x
  3. Step 3: Cross multiply
    597.77x = 896.74 × 289.37
  4. Step 4: Simplify right side
    597.77x = 259,491.86
  5. Step 5: Solve for x
    x = 259,491.86/597.77
  6. Step 6: Final answer
    x = 434.10

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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.