Finding the Fourth Proportional to 394,262.10, 591,328.44 and 109,971.99
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Solution
The fourth proportional to 394,262.10, 591,328.44 and 109,971.99 is: 164,939.94
Step by Step Solution
- Step 1: Write the proportion equation
394,262.10 : 591,328.44 = 109,971.99 : x - Step 2: Convert to fraction form
394,262.10/591,328.44 = 109,971.99/x - Step 3: Cross multiply
394,262.10x = 591,328.44 × 109,971.99 - Step 4: Simplify right side
394,262.10x = 65,029,565,290.40 - Step 5: Solve for x
x = 65,029,565,290.40/394,262.10 - Step 6: Final answer
x = 164,939.94
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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.