Finding the Third Proportional to 316,947 and 696,102
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Solution
The third proportional to 316,947 and 696,102 is: 1,528,829.72
Step by Step Solution
- Step 1: Write the proportion equation
316,947 : 696,102 = 696,102 : x - Step 2: Convert to fraction form
316,947/696,102 = 696,102/x - Step 3: Cross multiply
316,947x = 696,102 × 696,102 - Step 4: Simplify right side
316,947x = 484,557,994,404 - Step 5: Solve for x
x = 484,557,994,404/316,947 - Step 6: Final answer
x = 1,528,829.72
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.