Home / 705,686.72-1,058,196.56-273,606.39

Finding the Fourth Proportional to 705,686.72, 1,058,196.56 and 273,606.39

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Solution

The fourth proportional to 705,686.72, 1,058,196.56 and 273,606.39 is: 410,280.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,686.72 : 1,058,196.56 = 273,606.39 : x
  2. Step 2: Convert to fraction form
    705,686.72/1,058,196.56 = 273,606.39/x
  3. Step 3: Cross multiply
    705,686.72x = 1,058,196.56 × 273,606.39
  4. Step 4: Simplify right side
    705,686.72x = 289,529,339,323.99
  5. Step 5: Solve for x
    x = 289,529,339,323.99/705,686.72
  6. Step 6: Final answer
    x = 410,280.27

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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.