Finding the Fourth Proportional to 875,728.73, 1,313,648.60 and 370,195.49
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Solution
The fourth proportional to 875,728.73, 1,313,648.60 and 370,195.49 is: 555,316.70
Step by Step Solution
- Step 1: Write the proportion equation
875,728.73 : 1,313,648.60 = 370,195.49 : x - Step 2: Convert to fraction form
875,728.73/1,313,648.60 = 370,195.49/x - Step 3: Cross multiply
875,728.73x = 1,313,648.60 × 370,195.49 - Step 4: Simplify right side
875,728.73x = 486,306,788,597.96 - Step 5: Solve for x
x = 486,306,788,597.96/875,728.73 - Step 6: Final answer
x = 555,316.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.