Finding the Fourth Proportional to 946,816.70, 1,420,224.44 and 236,844.20
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Solution
The fourth proportional to 946,816.70, 1,420,224.44 and 236,844.20 is: 355,266.15
Step by Step Solution
- Step 1: Write the proportion equation
946,816.70 : 1,420,224.44 = 236,844.20 : x - Step 2: Convert to fraction form
946,816.70/1,420,224.44 = 236,844.20/x - Step 3: Cross multiply
946,816.70x = 1,420,224.44 × 236,844.20 - Step 4: Simplify right side
946,816.70x = 336,371,923,678.59 - Step 5: Solve for x
x = 336,371,923,678.59/946,816.70 - Step 6: Final answer
x = 355,266.15
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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.