Home / 737,078.03-1,105,613.33-287,844.51

Finding the Fourth Proportional to 737,078.03, 1,105,613.33 and 287,844.51

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Solution

The fourth proportional to 737,078.03, 1,105,613.33 and 287,844.51 is: 431,765.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,078.03 : 1,105,613.33 = 287,844.51 : x
  2. Step 2: Convert to fraction form
    737,078.03/1,105,613.33 = 287,844.51/x
  3. Step 3: Cross multiply
    737,078.03x = 1,105,613.33 × 287,844.51
  4. Step 4: Simplify right side
    737,078.03x = 318,244,725,784.10
  5. Step 5: Solve for x
    x = 318,244,725,784.10/737,078.03
  6. Step 6: Final answer
    x = 431,765.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.