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Finding the Fourth Proportional to 532.69, 798.14 and 377.87

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Solution

The fourth proportional to 532.69, 798.14 and 377.87 is: 566.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.69 : 798.14 = 377.87 : x
  2. Step 2: Convert to fraction form
    532.69/798.14 = 377.87/x
  3. Step 3: Cross multiply
    532.69x = 798.14 × 377.87
  4. Step 4: Simplify right side
    532.69x = 301,590.12
  5. Step 5: Solve for x
    x = 301,590.12/532.69
  6. Step 6: Final answer
    x = 566.17

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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.