Finding the Fourth Proportional to 282,501.84, 389,755.98 and 161,599.08
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Solution
The fourth proportional to 282,501.84, 389,755.98 and 161,599.08 is: 222,951.50
Step by Step Solution
- Step 1: Write the proportion equation
282,501.84 : 389,755.98 = 161,599.08 : x - Step 2: Convert to fraction form
282,501.84/389,755.98 = 161,599.08/x - Step 3: Cross multiply
282,501.84x = 389,755.98 × 161,599.08 - Step 4: Simplify right side
282,501.84x = 62,984,207,792.50 - Step 5: Solve for x
x = 62,984,207,792.50/282,501.84 - Step 6: Final answer
x = 222,951.50
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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.