Finding the Third Proportional to 393,670.13 and 862,153.88
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Solution
The third proportional to 393,670.13 and 862,153.88 is: 1,888,152.69
Step by Step Solution
- Step 1: Write the proportion equation
393,670.13 : 862,153.88 = 862,153.88 : x - Step 2: Convert to fraction form
393,670.13/862,153.88 = 862,153.88/x - Step 3: Cross multiply
393,670.13x = 862,153.88 × 862,153.88 - Step 4: Simplify right side
393,670.13x = 743,309,304,177.52 - Step 5: Solve for x
x = 743,309,304,177.52/393,670.13 - Step 6: Final answer
x = 1,888,152.69
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.