Finding the Fourth Proportional to 377,071.26, 520,361.33 and 204,989.19
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Solution
The fourth proportional to 377,071.26, 520,361.33 and 204,989.19 is: 282,886.71
Step by Step Solution
- Step 1: Write the proportion equation
377,071.26 : 520,361.33 = 204,989.19 : x - Step 2: Convert to fraction form
377,071.26/520,361.33 = 204,989.19/x - Step 3: Cross multiply
377,071.26x = 520,361.33 × 204,989.19 - Step 4: Simplify right side
377,071.26x = 106,668,446,519.08 - Step 5: Solve for x
x = 106,668,446,519.08/377,071.26 - Step 6: Final answer
x = 282,886.71
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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.