Home / 394,828.02-544,816.53-222,748.68

Finding the Fourth Proportional to 394,828.02, 544,816.53 and 222,748.68

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Solution

The fourth proportional to 394,828.02, 544,816.53 and 222,748.68 is: 307,367.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,828.02 : 544,816.53 = 222,748.68 : x
  2. Step 2: Convert to fraction form
    394,828.02/544,816.53 = 222,748.68/x
  3. Step 3: Cross multiply
    394,828.02x = 544,816.53 × 222,748.68
  4. Step 4: Simplify right side
    394,828.02x = 121,357,164,942.74
  5. Step 5: Solve for x
    x = 121,357,164,942.74/394,828.02
  6. Step 6: Final answer
    x = 307,367.15

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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.