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Finding the Fourth Proportional to 555.98, 767.02 and 334.84

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Solution

The fourth proportional to 555.98, 767.02 and 334.84 is: 461.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    555.98 : 767.02 = 334.84 : x
  2. Step 2: Convert to fraction form
    555.98/767.02 = 334.84/x
  3. Step 3: Cross multiply
    555.98x = 767.02 × 334.84
  4. Step 4: Simplify right side
    555.98x = 256,828.98
  5. Step 5: Solve for x
    x = 256,828.98/555.98
  6. Step 6: Final answer
    x = 461.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.