Finding the Fourth Proportional to 541,387.23, 746,942.63 and 314,988.99
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Solution
The fourth proportional to 541,387.23, 746,942.63 and 314,988.99 is: 434,584.88
Step by Step Solution
- Step 1: Write the proportion equation
541,387.23 : 746,942.63 = 314,988.99 : x - Step 2: Convert to fraction form
541,387.23/746,942.63 = 314,988.99/x - Step 3: Cross multiply
541,387.23x = 746,942.63 × 314,988.99 - Step 4: Simplify right side
541,387.23x = 235,278,703,036.70 - Step 5: Solve for x
x = 235,278,703,036.70/541,387.23 - Step 6: Final answer
x = 434,584.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.