Finding the Fourth Proportional to 847,855.27, 1,170,039.99 and 465,906.65
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Solution
The fourth proportional to 847,855.27, 1,170,039.99 and 465,906.65 is: 642,951.03
Step by Step Solution
- Step 1: Write the proportion equation
847,855.27 : 1,170,039.99 = 465,906.65 : x - Step 2: Convert to fraction form
847,855.27/1,170,039.99 = 465,906.65/x - Step 3: Cross multiply
847,855.27x = 1,170,039.99 × 465,906.65 - Step 4: Simplify right side
847,855.27x = 545,129,415,032.03 - Step 5: Solve for x
x = 545,129,415,032.03/847,855.27 - Step 6: Final answer
x = 642,951.03
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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.