Finding the Fourth Proportional to 796,818, 1,099,608.86 and 439,122
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Solution
The fourth proportional to 796,818, 1,099,608.86 and 439,122 is: 605,988.37
Step by Step Solution
- Step 1: Write the proportion equation
796,818 : 1,099,608.86 = 439,122 : x - Step 2: Convert to fraction form
796,818/1,099,608.86 = 439,122/x - Step 3: Cross multiply
796,818x = 1,099,608.86 × 439,122 - Step 4: Simplify right side
796,818x = 482,862,442,918.73 - Step 5: Solve for x
x = 482,862,442,918.73/796,818 - Step 6: Final answer
x = 605,988.37
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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.