Finding the Fourth Proportional to 738,839.01, 1,106,654.71 and 453,663.93
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Solution
The fourth proportional to 738,839.01, 1,106,654.71 and 453,663.93 is: 679,511.12
Step by Step Solution
- Step 1: Write the proportion equation
738,839.01 : 1,106,654.71 = 453,663.93 : x - Step 2: Convert to fraction form
738,839.01/1,106,654.71 = 453,663.93/x - Step 3: Cross multiply
738,839.01x = 1,106,654.71 × 453,663.93 - Step 4: Simplify right side
738,839.01x = 502,049,324,891.61 - Step 5: Solve for x
x = 502,049,324,891.61/738,839.01 - Step 6: Final answer
x = 679,511.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.