Finding the Third Proportional to 487,686 and 696,047
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Solution
The third proportional to 487,686 and 696,047 is: 993,429.02
Step by Step Solution
- Step 1: Write the proportion equation
487,686 : 696,047 = 696,047 : x - Step 2: Convert to fraction form
487,686/696,047 = 696,047/x - Step 3: Cross multiply
487,686x = 696,047 × 696,047 - Step 4: Simplify right side
487,686x = 484,481,426,209 - Step 5: Solve for x
x = 484,481,426,209/487,686 - Step 6: Final answer
x = 993,429.02
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.