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Finding the Fourth Proportional to 335.51, 504.27 and 326.00

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Solution

The fourth proportional to 335.51, 504.27 and 326.00 is: 489.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.51 : 504.27 = 326.00 : x
  2. Step 2: Convert to fraction form
    335.51/504.27 = 326.00/x
  3. Step 3: Cross multiply
    335.51x = 504.27 × 326.00
  4. Step 4: Simplify right side
    335.51x = 164,389.50
  5. Step 5: Solve for x
    x = 164,389.50/335.51
  6. Step 6: Final answer
    x = 489.98

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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.