Finding the Fourth Proportional to 940,843.33, 1,298,475.09 and 558,871.63
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Solution
The fourth proportional to 940,843.33, 1,298,475.09 and 558,871.63 is: 771,308.96
Step by Step Solution
- Step 1: Write the proportion equation
940,843.33 : 1,298,475.09 = 558,871.63 : x - Step 2: Convert to fraction form
940,843.33/1,298,475.09 = 558,871.63/x - Step 3: Cross multiply
940,843.33x = 1,298,475.09 × 558,871.63 - Step 4: Simplify right side
940,843.33x = 725,680,890,062.70 - Step 5: Solve for x
x = 725,680,890,062.70/940,843.33 - Step 6: Final answer
x = 771,308.96
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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.