Finding the Fourth Proportional to 798,074.26, 1,195,204.47 and 442,205.62
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Solution
The fourth proportional to 798,074.26, 1,195,204.47 and 442,205.62 is: 662,251.82
Step by Step Solution
- Step 1: Write the proportion equation
798,074.26 : 1,195,204.47 = 442,205.62 : x - Step 2: Convert to fraction form
798,074.26/1,195,204.47 = 442,205.62/x - Step 3: Cross multiply
798,074.26x = 1,195,204.47 × 442,205.62 - Step 4: Simplify right side
798,074.26x = 528,526,133,683.12 - Step 5: Solve for x
x = 528,526,133,683.12/798,074.26 - Step 6: Final answer
x = 662,251.82
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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.