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Finding the Fourth Proportional to 597.69, 896.34 and 553.77

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Solution

The fourth proportional to 597.69, 896.34 and 553.77 is: 830.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.69 : 896.34 = 553.77 : x
  2. Step 2: Convert to fraction form
    597.69/896.34 = 553.77/x
  3. Step 3: Cross multiply
    597.69x = 896.34 × 553.77
  4. Step 4: Simplify right side
    597.69x = 496,366.20
  5. Step 5: Solve for x
    x = 496,366.20/597.69
  6. Step 6: Final answer
    x = 830.47

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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.