Home / 263,596.50-395,515.24-143,473.50

Finding the Fourth Proportional to 263,596.50, 395,515.24 and 143,473.50

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Solution

The fourth proportional to 263,596.50, 395,515.24 and 143,473.50 is: 215,275.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,596.50 : 395,515.24 = 143,473.50 : x
  2. Step 2: Convert to fraction form
    263,596.50/395,515.24 = 143,473.50/x
  3. Step 3: Cross multiply
    263,596.50x = 395,515.24 × 143,473.50
  4. Step 4: Simplify right side
    263,596.50x = 56,745,955,427.46
  5. Step 5: Solve for x
    x = 56,745,955,427.46/263,596.50
  6. Step 6: Final answer
    x = 215,275.83

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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.