Home / 331,531.73-497,301.05-265,392.29

Finding the Fourth Proportional to 331,531.73, 497,301.05 and 265,392.29

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Solution

The fourth proportional to 331,531.73, 497,301.05 and 265,392.29 is: 398,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,531.73 : 497,301.05 = 265,392.29 : x
  2. Step 2: Convert to fraction form
    331,531.73/497,301.05 = 265,392.29/x
  3. Step 3: Cross multiply
    331,531.73x = 497,301.05 × 265,392.29
  4. Step 4: Simplify right side
    331,531.73x = 131,979,860,665.44
  5. Step 5: Solve for x
    x = 131,979,860,665.44/331,531.73
  6. Step 6: Final answer
    x = 398,091.20

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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.