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Finding the Fourth Proportional to 334,169.80, 501,228.14 and 134,349.32

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Solution

The fourth proportional to 334,169.80, 501,228.14 and 134,349.32 is: 201,513.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,169.80 : 501,228.14 = 134,349.32 : x
  2. Step 2: Convert to fraction form
    334,169.80/501,228.14 = 134,349.32/x
  3. Step 3: Cross multiply
    334,169.80x = 501,228.14 × 134,349.32
  4. Step 4: Simplify right side
    334,169.80x = 67,339,659,773.86
  5. Step 5: Solve for x
    x = 67,339,659,773.86/334,169.80
  6. Step 6: Final answer
    x = 201,513.30

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1.5x scale

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.