Home / 446,029.40-669,044.10-146,556.20

Finding the Fourth Proportional to 446,029.40, 669,044.10 and 146,556.20

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Solution

The fourth proportional to 446,029.40, 669,044.10 and 146,556.20 is: 219,834.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,029.40 : 669,044.10 = 146,556.20 : x
  2. Step 2: Convert to fraction form
    446,029.40/669,044.10 = 146,556.20/x
  3. Step 3: Cross multiply
    446,029.40x = 669,044.10 × 146,556.20
  4. Step 4: Simplify right side
    446,029.40x = 98,052,560,928.42
  5. Step 5: Solve for x
    x = 98,052,560,928.42/446,029.40
  6. Step 6: Final answer
    x = 219,834.30

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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.