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Finding the Fourth Proportional to 533,958.90, 800,938.35 and 334,893.30

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Solution

The fourth proportional to 533,958.90, 800,938.35 and 334,893.30 is: 502,339.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,958.90 : 800,938.35 = 334,893.30 : x
  2. Step 2: Convert to fraction form
    533,958.90/800,938.35 = 334,893.30/x
  3. Step 3: Cross multiply
    533,958.90x = 800,938.35 × 334,893.30
  4. Step 4: Simplify right side
    533,958.90x = 268,228,887,128.06
  5. Step 5: Solve for x
    x = 268,228,887,128.06/533,958.90
  6. Step 6: Final answer
    x = 502,339.95

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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.