Home / 759,087.72-1,047,542.04-436,791.42

Finding the Fourth Proportional to 759,087.72, 1,047,542.04 and 436,791.42

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Solution

The fourth proportional to 759,087.72, 1,047,542.04 and 436,791.42 is: 602,772.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,087.72 : 1,047,542.04 = 436,791.42 : x
  2. Step 2: Convert to fraction form
    759,087.72/1,047,542.04 = 436,791.42/x
  3. Step 3: Cross multiply
    759,087.72x = 1,047,542.04 × 436,791.42
  4. Step 4: Simplify right side
    759,087.72x = 457,557,375,161.30
  5. Step 5: Solve for x
    x = 457,557,375,161.30/759,087.72
  6. Step 6: Final answer
    x = 602,772.73

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Double scale
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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.