Home / 462,067.40-693,036.30-146,556.20

Finding the Fourth Proportional to 462,067.40, 693,036.30 and 146,556.20

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Solution

The fourth proportional to 462,067.40, 693,036.30 and 146,556.20 is: 219,813.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,067.40 : 693,036.30 = 146,556.20 : x
  2. Step 2: Convert to fraction form
    462,067.40/693,036.30 = 146,556.20/x
  3. Step 3: Cross multiply
    462,067.40x = 693,036.30 × 146,556.20
  4. Step 4: Simplify right side
    462,067.40x = 101,568,766,590.06
  5. Step 5: Solve for x
    x = 101,568,766,590.06/462,067.40
  6. Step 6: Final answer
    x = 219,813.75

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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.