Home / 333,531.45-500,320.56-133,851.96

Finding the Fourth Proportional to 333,531.45, 500,320.56 and 133,851.96

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Solution

The fourth proportional to 333,531.45, 500,320.56 and 133,851.96 is: 200,787.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,531.45 : 500,320.56 = 133,851.96 : x
  2. Step 2: Convert to fraction form
    333,531.45/500,320.56 = 133,851.96/x
  3. Step 3: Cross multiply
    333,531.45x = 500,320.56 × 133,851.96
  4. Step 4: Simplify right side
    333,531.45x = 66,968,887,584.30
  5. Step 5: Solve for x
    x = 66,968,887,584.30/333,531.45
  6. Step 6: Final answer
    x = 200,787.32

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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.