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Finding the Fourth Proportional to 336.51, 504.77 and 297.63

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Solution

The fourth proportional to 336.51, 504.77 and 297.63 is: 446.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.51 : 504.77 = 297.63 : x
  2. Step 2: Convert to fraction form
    336.51/504.77 = 297.63/x
  3. Step 3: Cross multiply
    336.51x = 504.77 × 297.63
  4. Step 4: Simplify right side
    336.51x = 150,233.21
  5. Step 5: Solve for x
    x = 150,233.21/336.51
  6. Step 6: Final answer
    x = 446.45

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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.