Finding the Third Proportional to 247,143.75 and 539,394.75
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Solution
The third proportional to 247,143.75 and 539,394.75 is: 1,177,236.71
Step by Step Solution
- Step 1: Write the proportion equation
247,143.75 : 539,394.75 = 539,394.75 : x - Step 2: Convert to fraction form
247,143.75/539,394.75 = 539,394.75/x - Step 3: Cross multiply
247,143.75x = 539,394.75 × 539,394.75 - Step 4: Simplify right side
247,143.75x = 290,946,696,327.56 - Step 5: Solve for x
x = 290,946,696,327.56/247,143.75 - Step 6: Final answer
x = 1,177,236.71
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.