Finding the Fourth Proportional to 355,466.94, 490,544.79 and 204,564.06
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Solution
The fourth proportional to 355,466.94, 490,544.79 and 204,564.06 is: 282,298.64
Step by Step Solution
- Step 1: Write the proportion equation
355,466.94 : 490,544.79 = 204,564.06 : x - Step 2: Convert to fraction form
355,466.94/490,544.79 = 204,564.06/x - Step 3: Cross multiply
355,466.94x = 490,544.79 × 204,564.06 - Step 4: Simplify right side
355,466.94x = 100,347,833,854.25 - Step 5: Solve for x
x = 100,347,833,854.25/355,466.94 - Step 6: Final answer
x = 282,298.64
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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.