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Finding the Fourth Proportional to 331,934.15, 497,456.51 and 310,676.51

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Solution

The fourth proportional to 331,934.15, 497,456.51 and 310,676.51 is: 465,598.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,934.15 : 497,456.51 = 310,676.51 : x
  2. Step 2: Convert to fraction form
    331,934.15/497,456.51 = 310,676.51/x
  3. Step 3: Cross multiply
    331,934.15x = 497,456.51 × 310,676.51
  4. Step 4: Simplify right side
    331,934.15x = 154,548,052,093.84
  5. Step 5: Solve for x
    x = 154,548,052,093.84/331,934.15
  6. Step 6: Final answer
    x = 465,598.53

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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.