Home / 331,460.32-497,408.39-181,805.50

Finding the Fourth Proportional to 331,460.32, 497,408.39 and 181,805.50

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Solution

The fourth proportional to 331,460.32, 497,408.39 and 181,805.50 is: 272,827.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,460.32 : 497,408.39 = 181,805.50 : x
  2. Step 2: Convert to fraction form
    331,460.32/497,408.39 = 181,805.50/x
  3. Step 3: Cross multiply
    331,460.32x = 497,408.39 × 181,805.50
  4. Step 4: Simplify right side
    331,460.32x = 90,431,581,048.15
  5. Step 5: Solve for x
    x = 90,431,581,048.15/331,460.32
  6. Step 6: Final answer
    x = 272,827.77

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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.