Home / 382,228.20-573,342.30-115,975.80

Finding the Fourth Proportional to 382,228.20, 573,342.30 and 115,975.80

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Solution

The fourth proportional to 382,228.20, 573,342.30 and 115,975.80 is: 173,963.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,228.20 : 573,342.30 = 115,975.80 : x
  2. Step 2: Convert to fraction form
    382,228.20/573,342.30 = 115,975.80/x
  3. Step 3: Cross multiply
    382,228.20x = 573,342.30 × 115,975.80
  4. Step 4: Simplify right side
    382,228.20x = 66,493,831,916.34
  5. Step 5: Solve for x
    x = 66,493,831,916.34/382,228.20
  6. Step 6: Final answer
    x = 173,963.70

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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.