Home / 446,961.96-670,441.23-180,719.28

Finding the Fourth Proportional to 446,961.96, 670,441.23 and 180,719.28

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Solution

The fourth proportional to 446,961.96, 670,441.23 and 180,719.28 is: 271,078.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,961.96 : 670,441.23 = 180,719.28 : x
  2. Step 2: Convert to fraction form
    446,961.96/670,441.23 = 180,719.28/x
  3. Step 3: Cross multiply
    446,961.96x = 670,441.23 × 180,719.28
  4. Step 4: Simplify right side
    446,961.96x = 121,161,656,367.91
  5. Step 5: Solve for x
    x = 121,161,656,367.91/446,961.96
  6. Step 6: Final answer
    x = 271,078.23

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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.