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Finding the Fourth Proportional to 395.48, 592.98 and 190.04

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Solution

The fourth proportional to 395.48, 592.98 and 190.04 is: 284.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    395.48 : 592.98 = 190.04 : x
  2. Step 2: Convert to fraction form
    395.48/592.98 = 190.04/x
  3. Step 3: Cross multiply
    395.48x = 592.98 × 190.04
  4. Step 4: Simplify right side
    395.48x = 112,686.95
  5. Step 5: Solve for x
    x = 112,686.95/395.48
  6. Step 6: Final answer
    x = 284.94

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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.