Finding the Third Proportional to 475,768.69 and 728,724.09
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Solution
The third proportional to 475,768.69 and 728,724.09 is: 1,116,170.14
Step by Step Solution
- Step 1: Write the proportion equation
475,768.69 : 728,724.09 = 728,724.09 : x - Step 2: Convert to fraction form
475,768.69/728,724.09 = 728,724.09/x - Step 3: Cross multiply
475,768.69x = 728,724.09 × 728,724.09 - Step 4: Simplify right side
475,768.69x = 531,038,804,811.76 - Step 5: Solve for x
x = 531,038,804,811.76/475,768.69 - Step 6: Final answer
x = 1,116,170.14
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.