Finding the Fourth Proportional to 798,293.06, 1,197,439.62 and 292,662.98
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Solution
The fourth proportional to 798,293.06, 1,197,439.62 and 292,662.98 is: 438,994.48
Step by Step Solution
- Step 1: Write the proportion equation
798,293.06 : 1,197,439.62 = 292,662.98 : x - Step 2: Convert to fraction form
798,293.06/1,197,439.62 = 292,662.98/x - Step 3: Cross multiply
798,293.06x = 1,197,439.62 × 292,662.98 - Step 4: Simplify right side
798,293.06x = 350,446,247,559.27 - Step 5: Solve for x
x = 350,446,247,559.27/798,293.06 - Step 6: Final answer
x = 438,994.48
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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.