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Finding the Fourth Proportional to 350.07, 521.88 and 333.66

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Solution

The fourth proportional to 350.07, 521.88 and 333.66 is: 497.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.07 : 521.88 = 333.66 : x
  2. Step 2: Convert to fraction form
    350.07/521.88 = 333.66/x
  3. Step 3: Cross multiply
    350.07x = 521.88 × 333.66
  4. Step 4: Simplify right side
    350.07x = 174,130.48
  5. Step 5: Solve for x
    x = 174,130.48/350.07
  6. Step 6: Final answer
    x = 497.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.