Home / 394,756.04-544,764.65-213,469.27

Finding the Fourth Proportional to 394,756.04, 544,764.65 and 213,469.27

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Solution

The fourth proportional to 394,756.04, 544,764.65 and 213,469.27 is: 294,588.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,756.04 : 544,764.65 = 213,469.27 : x
  2. Step 2: Convert to fraction form
    394,756.04/544,764.65 = 213,469.27/x
  3. Step 3: Cross multiply
    394,756.04x = 544,764.65 × 213,469.27
  4. Step 4: Simplify right side
    394,756.04x = 116,290,509,728.05
  5. Step 5: Solve for x
    x = 116,290,509,728.05/394,756.04
  6. Step 6: Final answer
    x = 294,588.30

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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.