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Finding the Fourth Proportional to 395.06, 592.35 and 202.58

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Solution

The fourth proportional to 395.06, 592.35 and 202.58 is: 303.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    395.06 : 592.35 = 202.58 : x
  2. Step 2: Convert to fraction form
    395.06/592.35 = 202.58/x
  3. Step 3: Cross multiply
    395.06x = 592.35 × 202.58
  4. Step 4: Simplify right side
    395.06x = 119,998.26
  5. Step 5: Solve for x
    x = 119,998.26/395.06
  6. Step 6: Final answer
    x = 303.75

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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.