Finding the Fourth Proportional to 846,853.84, 1,168,628.03 and 479,323.09
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Solution
The fourth proportional to 846,853.84, 1,168,628.03 and 479,323.09 is: 661,448.73
Step by Step Solution
- Step 1: Write the proportion equation
846,853.84 : 1,168,628.03 = 479,323.09 : x - Step 2: Convert to fraction form
846,853.84/1,168,628.03 = 479,323.09/x - Step 3: Cross multiply
846,853.84x = 1,168,628.03 × 479,323.09 - Step 4: Simplify right side
846,853.84x = 560,150,393,082.03 - Step 5: Solve for x
x = 560,150,393,082.03/846,853.84 - Step 6: Final answer
x = 661,448.73
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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.