Finding the Third Proportional to 312,953.63 and 675,798.19
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Solution
The third proportional to 312,953.63 and 675,798.19 is: 1,459,331.84
Step by Step Solution
- Step 1: Write the proportion equation
312,953.63 : 675,798.19 = 675,798.19 : x - Step 2: Convert to fraction form
312,953.63/675,798.19 = 675,798.19/x - Step 3: Cross multiply
312,953.63x = 675,798.19 × 675,798.19 - Step 4: Simplify right side
312,953.63x = 456,703,190,228.29 - Step 5: Solve for x
x = 456,703,190,228.29/312,953.63 - Step 6: Final answer
x = 1,459,331.84
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.