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Finding the Fourth Proportional to 346.33, 519.66 and 202.06

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Solution

The fourth proportional to 346.33, 519.66 and 202.06 is: 303.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    346.33 : 519.66 = 202.06 : x
  2. Step 2: Convert to fraction form
    346.33/519.66 = 202.06/x
  3. Step 3: Cross multiply
    346.33x = 519.66 × 202.06
  4. Step 4: Simplify right side
    346.33x = 105,002.50
  5. Step 5: Solve for x
    x = 105,002.50/346.33
  6. Step 6: Final answer
    x = 303.19

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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.