Home / 662,594.82-993,986.19-213,211.29

Finding the Fourth Proportional to 662,594.82, 993,986.19 and 213,211.29

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Solution

The fourth proportional to 662,594.82, 993,986.19 and 213,211.29 is: 319,847.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,594.82 : 993,986.19 = 213,211.29 : x
  2. Step 2: Convert to fraction form
    662,594.82/993,986.19 = 213,211.29/x
  3. Step 3: Cross multiply
    662,594.82x = 993,986.19 × 213,211.29
  4. Step 4: Simplify right side
    662,594.82x = 211,929,077,812.09
  5. Step 5: Solve for x
    x = 211,929,077,812.09/662,594.82
  6. Step 6: Final answer
    x = 319,847.17

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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.