Home / 536,012.31-739,698.39-294,310.53

Finding the Fourth Proportional to 536,012.31, 739,698.39 and 294,310.53

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Solution

The fourth proportional to 536,012.31, 739,698.39 and 294,310.53 is: 406,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,012.31 : 739,698.39 = 294,310.53 : x
  2. Step 2: Convert to fraction form
    536,012.31/739,698.39 = 294,310.53/x
  3. Step 3: Cross multiply
    536,012.31x = 739,698.39 × 294,310.53
  4. Step 4: Simplify right side
    536,012.31x = 217,701,025,201.05
  5. Step 5: Solve for x
    x = 217,701,025,201.05/536,012.31
  6. Step 6: Final answer
    x = 406,149.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.