Finding the Third Proportional to 155,461.15 and 329,604.82
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Solution
The third proportional to 155,461.15 and 329,604.82 is: 698,819.86
Step by Step Solution
- Step 1: Write the proportion equation
155,461.15 : 329,604.82 = 329,604.82 : x - Step 2: Convert to fraction form
155,461.15/329,604.82 = 329,604.82/x - Step 3: Cross multiply
155,461.15x = 329,604.82 × 329,604.82 - Step 4: Simplify right side
155,461.15x = 108,639,337,573.24 - Step 5: Solve for x
x = 108,639,337,573.24/155,461.15 - Step 6: Final answer
x = 698,819.86
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.