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Finding the Fourth Proportional to 334,002.60, 500,879.43 and 134,255.66

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Solution

The fourth proportional to 334,002.60, 500,879.43 and 134,255.66 is: 201,333.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,002.60 : 500,879.43 = 134,255.66 : x
  2. Step 2: Convert to fraction form
    334,002.60/500,879.43 = 134,255.66/x
  3. Step 3: Cross multiply
    334,002.60x = 500,879.43 × 134,255.66
  4. Step 4: Simplify right side
    334,002.60x = 67,245,895,950.68
  5. Step 5: Solve for x
    x = 67,245,895,950.68/334,002.60
  6. Step 6: Final answer
    x = 201,333.45

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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.