Finding the Fourth Proportional to 798,278.74, 1,197,418.04 and 292,648.60
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Solution
The fourth proportional to 798,278.74, 1,197,418.04 and 292,648.60 is: 438,972.87
Step by Step Solution
- Step 1: Write the proportion equation
798,278.74 : 1,197,418.04 = 292,648.60 : x - Step 2: Convert to fraction form
798,278.74/1,197,418.04 = 292,648.60/x - Step 3: Cross multiply
798,278.74x = 1,197,418.04 × 292,648.60 - Step 4: Simplify right side
798,278.74x = 350,422,707,416.23 - Step 5: Solve for x
x = 350,422,707,416.23/798,278.74 - Step 6: Final answer
x = 438,972.87
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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.