Home / 673,992.56-1,010,707.76-274,362.05

Finding the Fourth Proportional to 673,992.56, 1,010,707.76 and 274,362.05

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Solution

The fourth proportional to 673,992.56, 1,010,707.76 and 274,362.05 is: 411,428.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,992.56 : 1,010,707.76 = 274,362.05 : x
  2. Step 2: Convert to fraction form
    673,992.56/1,010,707.76 = 274,362.05/x
  3. Step 3: Cross multiply
    673,992.56x = 1,010,707.76 × 274,362.05
  4. Step 4: Simplify right side
    673,992.56x = 277,299,846,559.16
  5. Step 5: Solve for x
    x = 277,299,846,559.16/673,992.56
  6. Step 6: Final answer
    x = 411,428.65

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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.