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Finding the Fourth Proportional to 334,379.88, 501,183.56 and 154,088.33

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Solution

The fourth proportional to 334,379.88, 501,183.56 and 154,088.33 is: 230,954.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,379.88 : 501,183.56 = 154,088.33 : x
  2. Step 2: Convert to fraction form
    334,379.88/501,183.56 = 154,088.33/x
  3. Step 3: Cross multiply
    334,379.88x = 501,183.56 × 154,088.33
  4. Step 4: Simplify right side
    334,379.88x = 77,226,534,507.50
  5. Step 5: Solve for x
    x = 77,226,534,507.50/334,379.88
  6. Step 6: Final answer
    x = 230,954.49

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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.