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Finding the Fourth Proportional to 334.16, 498.64 and 297.84

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Solution

The fourth proportional to 334.16, 498.64 and 297.84 is: 444.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.16 : 498.64 = 297.84 : x
  2. Step 2: Convert to fraction form
    334.16/498.64 = 297.84/x
  3. Step 3: Cross multiply
    334.16x = 498.64 × 297.84
  4. Step 4: Simplify right side
    334.16x = 148,514.94
  5. Step 5: Solve for x
    x = 148,514.94/334.16
  6. Step 6: Final answer
    x = 444.44

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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.