Home / 673,377.18-1,009,474.36-274,353.56

Finding the Fourth Proportional to 673,377.18, 1,009,474.36 and 274,353.56

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Solution

The fourth proportional to 673,377.18, 1,009,474.36 and 274,353.56 is: 411,289.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,377.18 : 1,009,474.36 = 274,353.56 : x
  2. Step 2: Convert to fraction form
    673,377.18/1,009,474.36 = 274,353.56/x
  3. Step 3: Cross multiply
    673,377.18x = 1,009,474.36 × 274,353.56
  4. Step 4: Simplify right side
    673,377.18x = 276,952,889,668.53
  5. Step 5: Solve for x
    x = 276,952,889,668.53/673,377.18
  6. Step 6: Final answer
    x = 411,289.39

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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.