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Finding the Fourth Proportional to 333.09, 500.35 and 322.16

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Solution

The fourth proportional to 333.09, 500.35 and 322.16 is: 483.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.09 : 500.35 = 322.16 : x
  2. Step 2: Convert to fraction form
    333.09/500.35 = 322.16/x
  3. Step 3: Cross multiply
    333.09x = 500.35 × 322.16
  4. Step 4: Simplify right side
    333.09x = 161,192.76
  5. Step 5: Solve for x
    x = 161,192.76/333.09
  6. Step 6: Final answer
    x = 483.93

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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.