Home / 331,823.90-457,917.44-180,920.90

Finding the Fourth Proportional to 331,823.90, 457,917.44 and 180,920.90

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Solution

The fourth proportional to 331,823.90, 457,917.44 and 180,920.90 is: 249,671.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,823.90 : 457,917.44 = 180,920.90 : x
  2. Step 2: Convert to fraction form
    331,823.90/457,917.44 = 180,920.90/x
  3. Step 3: Cross multiply
    331,823.90x = 457,917.44 × 180,920.90
  4. Step 4: Simplify right side
    331,823.90x = 82,846,835,370.50
  5. Step 5: Solve for x
    x = 82,846,835,370.50/331,823.90
  6. Step 6: Final answer
    x = 249,671.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.