Home / 723,166.57-1,084,908.48-273,890.76

Finding the Fourth Proportional to 723,166.57, 1,084,908.48 and 273,890.76

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Solution

The fourth proportional to 723,166.57, 1,084,908.48 and 273,890.76 is: 410,896.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,166.57 : 1,084,908.48 = 273,890.76 : x
  2. Step 2: Convert to fraction form
    723,166.57/1,084,908.48 = 273,890.76/x
  3. Step 3: Cross multiply
    723,166.57x = 1,084,908.48 × 273,890.76
  4. Step 4: Simplify right side
    723,166.57x = 297,146,408,117.65
  5. Step 5: Solve for x
    x = 297,146,408,117.65/723,166.57
  6. Step 6: Final answer
    x = 410,896.22

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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.