Finding the Fourth Proportional to 302,770.75, 417,823.65 and 168,634.75
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Solution
The fourth proportional to 302,770.75, 417,823.65 and 168,634.75 is: 232,715.96
Step by Step Solution
- Step 1: Write the proportion equation
302,770.75 : 417,823.65 = 168,634.75 : x - Step 2: Convert to fraction form
302,770.75/417,823.65 = 168,634.75/x - Step 3: Cross multiply
302,770.75x = 417,823.65 × 168,634.75 - Step 4: Simplify right side
302,770.75x = 70,459,586,761.84 - Step 5: Solve for x
x = 70,459,586,761.84/302,770.75 - Step 6: Final answer
x = 232,715.96
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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.