Finding the Fourth Proportional to 798,802.42, 1,198,214.23 and 266,323.62
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Solution
The fourth proportional to 798,802.42, 1,198,214.23 and 266,323.62 is: 399,488.96
Step by Step Solution
- Step 1: Write the proportion equation
798,802.42 : 1,198,214.23 = 266,323.62 : x - Step 2: Convert to fraction form
798,802.42/1,198,214.23 = 266,323.62/x - Step 3: Cross multiply
798,802.42x = 1,198,214.23 × 266,323.62 - Step 4: Simplify right side
798,802.42x = 319,112,751,269.11 - Step 5: Solve for x
x = 319,112,751,269.11/798,802.42 - Step 6: Final answer
x = 399,488.96
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.