Finding the Fourth Proportional to 703,674.99, 1,055,112.61 and 276,979.55
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Solution
The fourth proportional to 703,674.99, 1,055,112.61 and 276,979.55 is: 415,311.93
Step by Step Solution
- Step 1: Write the proportion equation
703,674.99 : 1,055,112.61 = 276,979.55 : x - Step 2: Convert to fraction form
703,674.99/1,055,112.61 = 276,979.55/x - Step 3: Cross multiply
703,674.99x = 1,055,112.61 × 276,979.55 - Step 4: Simplify right side
703,674.99x = 292,244,615,917.13 - Step 5: Solve for x
x = 292,244,615,917.13/703,674.99 - Step 6: Final answer
x = 415,311.93
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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.