Home / 285,466.83-393,986.17-164,584.46

Finding the Fourth Proportional to 285,466.83, 393,986.17 and 164,584.46

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Solution

The fourth proportional to 285,466.83, 393,986.17 and 164,584.46 is: 227,150.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,466.83 : 393,986.17 = 164,584.46 : x
  2. Step 2: Convert to fraction form
    285,466.83/393,986.17 = 164,584.46/x
  3. Step 3: Cross multiply
    285,466.83x = 393,986.17 × 164,584.46
  4. Step 4: Simplify right side
    285,466.83x = 64,843,998,655.53
  5. Step 5: Solve for x
    x = 64,843,998,655.53/285,466.83
  6. Step 6: Final answer
    x = 227,150.73

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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.