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Finding the Fourth Proportional to 335.77, 503.22 and 292.25

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Solution

The fourth proportional to 335.77, 503.22 and 292.25 is: 438.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.77 : 503.22 = 292.25 : x
  2. Step 2: Convert to fraction form
    335.77/503.22 = 292.25/x
  3. Step 3: Cross multiply
    335.77x = 503.22 × 292.25
  4. Step 4: Simplify right side
    335.77x = 147,066.05
  5. Step 5: Solve for x
    x = 147,066.05/335.77
  6. Step 6: Final answer
    x = 438.00

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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.