Home / 309,849.23-464,905.07-169,443.83

Finding the Fourth Proportional to 309,849.23, 464,905.07 and 169,443.83

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Solution

The fourth proportional to 309,849.23, 464,905.07 and 169,443.83 is: 254,237.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,849.23 : 464,905.07 = 169,443.83 : x
  2. Step 2: Convert to fraction form
    309,849.23/464,905.07 = 169,443.83/x
  3. Step 3: Cross multiply
    309,849.23x = 464,905.07 × 169,443.83
  4. Step 4: Simplify right side
    309,849.23x = 78,775,295,647.22
  5. Step 5: Solve for x
    x = 78,775,295,647.22/309,849.23
  6. Step 6: Final answer
    x = 254,237.51

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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.