Home / 331,427.85-497,359.72-181,773.19

Finding the Fourth Proportional to 331,427.85, 497,359.72 and 181,773.19

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Solution

The fourth proportional to 331,427.85, 497,359.72 and 181,773.19 is: 272,779.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,427.85 : 497,359.72 = 181,773.19 : x
  2. Step 2: Convert to fraction form
    331,427.85/497,359.72 = 181,773.19/x
  3. Step 3: Cross multiply
    331,427.85x = 497,359.72 × 181,773.19
  4. Step 4: Simplify right side
    331,427.85x = 90,406,661,820.76
  5. Step 5: Solve for x
    x = 90,406,661,820.76/331,427.85
  6. Step 6: Final answer
    x = 272,779.31

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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.