Home / 383,063.04-574,600.20-146,418.28

Finding the Fourth Proportional to 383,063.04, 574,600.20 and 146,418.28

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Solution

The fourth proportional to 383,063.04, 574,600.20 and 146,418.28 is: 219,629.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,063.04 : 574,600.20 = 146,418.28 : x
  2. Step 2: Convert to fraction form
    383,063.04/574,600.20 = 146,418.28/x
  3. Step 3: Cross multiply
    383,063.04x = 574,600.20 × 146,418.28
  4. Step 4: Simplify right side
    383,063.04x = 84,131,972,971.66
  5. Step 5: Solve for x
    x = 84,131,972,971.66/383,063.04
  6. Step 6: Final answer
    x = 219,629.58

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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.