Home / 394,829.42-544,864.58-213,541.36

Finding the Fourth Proportional to 394,829.42, 544,864.58 and 213,541.36

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Solution

The fourth proportional to 394,829.42, 544,864.58 and 213,541.36 is: 294,687.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,829.42 : 544,864.58 = 213,541.36 : x
  2. Step 2: Convert to fraction form
    394,829.42/544,864.58 = 213,541.36/x
  3. Step 3: Cross multiply
    394,829.42x = 544,864.58 × 213,541.36
  4. Step 4: Simplify right side
    394,829.42x = 116,351,120,999.16
  5. Step 5: Solve for x
    x = 116,351,120,999.16/394,829.42
  6. Step 6: Final answer
    x = 294,687.06

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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.