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Finding the Fourth Proportional to 532.62, 798.94 and 190.62

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Solution

The fourth proportional to 532.62, 798.94 and 190.62 is: 285.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.62 : 798.94 = 190.62 : x
  2. Step 2: Convert to fraction form
    532.62/798.94 = 190.62/x
  3. Step 3: Cross multiply
    532.62x = 798.94 × 190.62
  4. Step 4: Simplify right side
    532.62x = 152,293.94
  5. Step 5: Solve for x
    x = 152,293.94/532.62
  6. Step 6: Final answer
    x = 285.93

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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.