Home / 790,244.21-1,090,538.39-427,668.37

Finding the Fourth Proportional to 790,244.21, 1,090,538.39 and 427,668.37

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Solution

The fourth proportional to 790,244.21, 1,090,538.39 and 427,668.37 is: 590,183.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,244.21 : 1,090,538.39 = 427,668.37 : x
  2. Step 2: Convert to fraction form
    790,244.21/1,090,538.39 = 427,668.37/x
  3. Step 3: Cross multiply
    790,244.21x = 1,090,538.39 × 427,668.37
  4. Step 4: Simplify right side
    790,244.21x = 466,388,774,016.55
  5. Step 5: Solve for x
    x = 466,388,774,016.55/790,244.21
  6. Step 6: Final answer
    x = 590,183.09

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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.