Home / 401,973.80-554,353.56-273,105.16

Finding the Fourth Proportional to 401,973.80, 554,353.56 and 273,105.16

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Solution

The fourth proportional to 401,973.80, 554,353.56 and 273,105.16 is: 376,633.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,973.80 : 554,353.56 = 273,105.16 : x
  2. Step 2: Convert to fraction form
    401,973.80/554,353.56 = 273,105.16/x
  3. Step 3: Cross multiply
    401,973.80x = 554,353.56 × 273,105.16
  4. Step 4: Simplify right side
    401,973.80x = 151,396,816,314.49
  5. Step 5: Solve for x
    x = 151,396,816,314.49/401,973.80
  6. Step 6: Final answer
    x = 376,633.55

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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.