Finding the Fourth Proportional to 750,313.94, 1,125,120.60 and 270,478.55
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Solution
The fourth proportional to 750,313.94, 1,125,120.60 and 270,478.55 is: 405,591.54
Step by Step Solution
- Step 1: Write the proportion equation
750,313.94 : 1,125,120.60 = 270,478.55 : x - Step 2: Convert to fraction form
750,313.94/1,125,120.60 = 270,478.55/x - Step 3: Cross multiply
750,313.94x = 1,125,120.60 × 270,478.55 - Step 4: Simplify right side
750,313.94x = 304,320,988,463.13 - Step 5: Solve for x
x = 304,320,988,463.13/750,313.94 - Step 6: Final answer
x = 405,591.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.