Home / 285,208.92-393,629.49-164,327.04

Finding the Fourth Proportional to 285,208.92, 393,629.49 and 164,327.04

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Solution

The fourth proportional to 285,208.92, 393,629.49 and 164,327.04 is: 226,795.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,208.92 : 393,629.49 = 164,327.04 : x
  2. Step 2: Convert to fraction form
    285,208.92/393,629.49 = 164,327.04/x
  3. Step 3: Cross multiply
    285,208.92x = 393,629.49 × 164,327.04
  4. Step 4: Simplify right side
    285,208.92x = 64,683,968,948.41
  5. Step 5: Solve for x
    x = 64,683,968,948.41/285,208.92
  6. Step 6: Final answer
    x = 226,795.04

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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.