Home / 285,591.48-394,159.64-182,270.25

Finding the Fourth Proportional to 285,591.48, 394,159.64 and 182,270.25

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Solution

The fourth proportional to 285,591.48, 394,159.64 and 182,270.25 is: 251,560.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,591.48 : 394,159.64 = 182,270.25 : x
  2. Step 2: Convert to fraction form
    285,591.48/394,159.64 = 182,270.25/x
  3. Step 3: Cross multiply
    285,591.48x = 394,159.64 × 182,270.25
  4. Step 4: Simplify right side
    285,591.48x = 71,843,576,923.17
  5. Step 5: Solve for x
    x = 71,843,576,923.17/285,591.48
  6. Step 6: Final answer
    x = 251,560.65

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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.