Finding the Fourth Proportional to 358,665.20, 494,941.98 and 205,593.62
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Solution
The fourth proportional to 358,665.20, 494,941.98 and 205,593.62 is: 283,710.03
Step by Step Solution
- Step 1: Write the proportion equation
358,665.20 : 494,941.98 = 205,593.62 : x - Step 2: Convert to fraction form
358,665.20/494,941.98 = 205,593.62/x - Step 3: Cross multiply
358,665.20x = 494,941.98 × 205,593.62 - Step 4: Simplify right side
358,665.20x = 101,756,914,595.52 - Step 5: Solve for x
x = 101,756,914,595.52/358,665.20 - Step 6: Final answer
x = 283,710.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.