Finding the Fourth Proportional to 794,365.47, 1,096,231.68 and 431,790.18
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Solution
The fourth proportional to 794,365.47, 1,096,231.68 and 431,790.18 is: 595,874.43
Step by Step Solution
- Step 1: Write the proportion equation
794,365.47 : 1,096,231.68 = 431,790.18 : x - Step 2: Convert to fraction form
794,365.47/1,096,231.68 = 431,790.18/x - Step 3: Cross multiply
794,365.47x = 1,096,231.68 × 431,790.18 - Step 4: Simplify right side
794,365.47x = 473,342,074,428.90 - Step 5: Solve for x
x = 473,342,074,428.90/794,365.47 - Step 6: Final answer
x = 595,874.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.