Finding the Fourth Proportional to 351,146.98, 484,582.26 and 198,217.36
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Solution
The fourth proportional to 351,146.98, 484,582.26 and 198,217.36 is: 273,539.63
Step by Step Solution
- Step 1: Write the proportion equation
351,146.98 : 484,582.26 = 198,217.36 : x - Step 2: Convert to fraction form
351,146.98/484,582.26 = 198,217.36/x - Step 3: Cross multiply
351,146.98x = 484,582.26 × 198,217.36 - Step 4: Simplify right side
351,146.98x = 96,052,616,280.03 - Step 5: Solve for x
x = 96,052,616,280.03/351,146.98 - Step 6: Final answer
x = 273,539.63
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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.