Home / 699,065.44-1,048,594.92-219,328.36

Finding the Fourth Proportional to 699,065.44, 1,048,594.92 and 219,328.36

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Solution

The fourth proportional to 699,065.44, 1,048,594.92 and 219,328.36 is: 328,991.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,065.44 : 1,048,594.92 = 219,328.36 : x
  2. Step 2: Convert to fraction form
    699,065.44/1,048,594.92 = 219,328.36/x
  3. Step 3: Cross multiply
    699,065.44x = 1,048,594.92 × 219,328.36
  4. Step 4: Simplify right side
    699,065.44x = 229,986,604,107.93
  5. Step 5: Solve for x
    x = 229,986,604,107.93/699,065.44
  6. Step 6: Final answer
    x = 328,991.52

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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.