Finding the Fourth Proportional to 995,743.84, 1,493,626.04 and 247,789.84
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Solution
The fourth proportional to 995,743.84, 1,493,626.04 and 247,789.84 is: 371,687.32
Step by Step Solution
- Step 1: Write the proportion equation
995,743.84 : 1,493,626.04 = 247,789.84 : x - Step 2: Convert to fraction form
995,743.84/1,493,626.04 = 247,789.84/x - Step 3: Cross multiply
995,743.84x = 1,493,626.04 × 247,789.84 - Step 4: Simplify right side
995,743.84x = 370,105,357,471.43 - Step 5: Solve for x
x = 370,105,357,471.43/995,743.84 - Step 6: Final answer
x = 371,687.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.