Finding the Third Proportional to 339,070.50 and 512,970.75
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Solution
The third proportional to 339,070.50 and 512,970.75 is: 776,059.82
Step by Step Solution
- Step 1: Write the proportion equation
339,070.50 : 512,970.75 = 512,970.75 : x - Step 2: Convert to fraction form
339,070.50/512,970.75 = 512,970.75/x - Step 3: Cross multiply
339,070.50x = 512,970.75 × 512,970.75 - Step 4: Simplify right side
339,070.50x = 263,138,990,355.56 - Step 5: Solve for x
x = 263,138,990,355.56/339,070.50 - Step 6: Final answer
x = 776,059.82
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.