Finding the Fourth Proportional to 775,837.43, 1,163,762.63 and 270,397.59
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Solution
The fourth proportional to 775,837.43, 1,163,762.63 and 270,397.59 is: 405,598.65
Step by Step Solution
- Step 1: Write the proportion equation
775,837.43 : 1,163,762.63 = 270,397.59 : x - Step 2: Convert to fraction form
775,837.43/1,163,762.63 = 270,397.59/x - Step 3: Cross multiply
775,837.43x = 1,163,762.63 × 270,397.59 - Step 4: Simplify right side
775,837.43x = 314,678,610,484.06 - Step 5: Solve for x
x = 314,678,610,484.06/775,837.43 - Step 6: Final answer
x = 405,598.65
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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.