Finding the Fourth Proportional to 484,183.52, 668,146.75 and 266,388.09
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Solution
The fourth proportional to 484,183.52, 668,146.75 and 266,388.09 is: 367,600.98
Step by Step Solution
- Step 1: Write the proportion equation
484,183.52 : 668,146.75 = 266,388.09 : x - Step 2: Convert to fraction form
484,183.52/668,146.75 = 266,388.09/x - Step 3: Cross multiply
484,183.52x = 668,146.75 × 266,388.09 - Step 4: Simplify right side
484,183.52x = 177,986,336,572.21 - Step 5: Solve for x
x = 177,986,336,572.21/484,183.52 - Step 6: Final answer
x = 367,600.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.