Home / 446,733.96-670,433.09-180,496.78

Finding the Fourth Proportional to 446,733.96, 670,433.09 and 180,496.78

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Solution

The fourth proportional to 446,733.96, 670,433.09 and 180,496.78 is: 270,879.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,733.96 : 670,433.09 = 180,496.78 : x
  2. Step 2: Convert to fraction form
    446,733.96/670,433.09 = 180,496.78/x
  3. Step 3: Cross multiply
    446,733.96x = 670,433.09 × 180,496.78
  4. Step 4: Simplify right side
    446,733.96x = 121,011,011,371.88
  5. Step 5: Solve for x
    x = 121,011,011,371.88/446,733.96
  6. Step 6: Final answer
    x = 270,879.36

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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.