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Finding the Fourth Proportional to 614.86, 848.49 and 335.11

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Solution

The fourth proportional to 614.86, 848.49 and 335.11 is: 462.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    614.86 : 848.49 = 335.11 : x
  2. Step 2: Convert to fraction form
    614.86/848.49 = 335.11/x
  3. Step 3: Cross multiply
    614.86x = 848.49 × 335.11
  4. Step 4: Simplify right side
    614.86x = 284,337.48
  5. Step 5: Solve for x
    x = 284,337.48/614.86
  6. Step 6: Final answer
    x = 462.44

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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.