Home / 446,786.21-670,511.55-180,549.03

Finding the Fourth Proportional to 446,786.21, 670,511.55 and 180,549.03

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Solution

The fourth proportional to 446,786.21, 670,511.55 and 180,549.03 is: 270,957.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,786.21 : 670,511.55 = 180,549.03 : x
  2. Step 2: Convert to fraction form
    446,786.21/670,511.55 = 180,549.03/x
  3. Step 3: Cross multiply
    446,786.21x = 670,511.55 × 180,549.03
  4. Step 4: Simplify right side
    446,786.21x = 121,060,207,377.27
  5. Step 5: Solve for x
    x = 121,060,207,377.27/446,786.21
  6. Step 6: Final answer
    x = 270,957.80

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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.