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Finding the Fourth Proportional to 334,060.74, 500,422.86 and 200,867.58

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Solution

The fourth proportional to 334,060.74, 500,422.86 and 200,867.58 is: 300,899.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,060.74 : 500,422.86 = 200,867.58 : x
  2. Step 2: Convert to fraction form
    334,060.74/500,422.86 = 200,867.58/x
  3. Step 3: Cross multiply
    334,060.74x = 500,422.86 × 200,867.58
  4. Step 4: Simplify right side
    334,060.74x = 100,518,728,864.88
  5. Step 5: Solve for x
    x = 100,518,728,864.88/334,060.74
  6. Step 6: Final answer
    x = 300,899.56

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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.