Finding the Fourth Proportional to 797,247.40, 1,192,415.10 and 713,612.20
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Solution
The fourth proportional to 797,247.40, 1,192,415.10 and 713,612.20 is: 1,067,324.85
Step by Step Solution
- Step 1: Write the proportion equation
797,247.40 : 1,192,415.10 = 713,612.20 : x - Step 2: Convert to fraction form
797,247.40/1,192,415.10 = 713,612.20/x - Step 3: Cross multiply
797,247.40x = 1,192,415.10 × 713,612.20 - Step 4: Simplify right side
797,247.40x = 850,921,962,824.22 - Step 5: Solve for x
x = 850,921,962,824.22/797,247.40 - Step 6: Final answer
x = 1,067,324.85
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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.