Finding the Third Proportional to 421,777.13 and 602,716.13
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Solution
The third proportional to 421,777.13 and 602,716.13 is: 861,276.50
Step by Step Solution
- Step 1: Write the proportion equation
421,777.13 : 602,716.13 = 602,716.13 : x - Step 2: Convert to fraction form
421,777.13/602,716.13 = 602,716.13/x - Step 3: Cross multiply
421,777.13x = 602,716.13 × 602,716.13 - Step 4: Simplify right side
421,777.13x = 363,266,727,335.02 - Step 5: Solve for x
x = 363,266,727,335.02/421,777.13 - Step 6: Final answer
x = 861,276.50
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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.