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Finding the Fourth Proportional to 614.53, 848.03 and 334.77

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Solution

The fourth proportional to 614.53, 848.03 and 334.77 is: 461.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    614.53 : 848.03 = 334.77 : x
  2. Step 2: Convert to fraction form
    614.53/848.03 = 334.77/x
  3. Step 3: Cross multiply
    614.53x = 848.03 × 334.77
  4. Step 4: Simplify right side
    614.53x = 283,890.15
  5. Step 5: Solve for x
    x = 283,890.15/614.53
  6. Step 6: Final answer
    x = 461.96

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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.