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Finding the Fourth Proportional to 334,159.88, 500,461.61 and 200,745.59

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Solution

The fourth proportional to 334,159.88, 500,461.61 and 200,745.59 is: 300,650.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,159.88 : 500,461.61 = 200,745.59 : x
  2. Step 2: Convert to fraction form
    334,159.88/500,461.61 = 200,745.59/x
  3. Step 3: Cross multiply
    334,159.88x = 500,461.61 × 200,745.59
  4. Step 4: Simplify right side
    334,159.88x = 100,465,457,665.76
  5. Step 5: Solve for x
    x = 100,465,457,665.76/334,159.88
  6. Step 6: Final answer
    x = 300,650.87

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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.