Finding the Fourth Proportional to 259,693.39, 355,778.26 and 249,982.19
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Solution
The fourth proportional to 259,693.39, 355,778.26 and 249,982.19 is: 342,473.99
Step by Step Solution
- Step 1: Write the proportion equation
259,693.39 : 355,778.26 = 249,982.19 : x - Step 2: Convert to fraction form
259,693.39/355,778.26 = 249,982.19/x - Step 3: Cross multiply
259,693.39x = 355,778.26 × 249,982.19 - Step 4: Simplify right side
259,693.39x = 88,938,228,589.19 - Step 5: Solve for x
x = 88,938,228,589.19/259,693.39 - Step 6: Final answer
x = 342,473.99
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.