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Finding the Fourth Proportional to 334,379.64, 501,563.66 and 134,694.93

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Solution

The fourth proportional to 334,379.64, 501,563.66 and 134,694.93 is: 202,040.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,379.64 : 501,563.66 = 134,694.93 : x
  2. Step 2: Convert to fraction form
    334,379.64/501,563.66 = 134,694.93/x
  3. Step 3: Cross multiply
    334,379.64x = 501,563.66 × 134,694.93
  4. Step 4: Simplify right side
    334,379.64x = 67,558,079,807.35
  5. Step 5: Solve for x
    x = 67,558,079,807.35/334,379.64
  6. Step 6: Final answer
    x = 202,040.05

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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.