Finding the Fourth Proportional to 345,515.97, 476,828.27 and 202,322.14
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Solution
The fourth proportional to 345,515.97, 476,828.27 and 202,322.14 is: 279,214.06
Step by Step Solution
- Step 1: Write the proportion equation
345,515.97 : 476,828.27 = 202,322.14 : x - Step 2: Convert to fraction form
345,515.97/476,828.27 = 202,322.14/x - Step 3: Cross multiply
345,515.97x = 476,828.27 × 202,322.14 - Step 4: Simplify right side
345,515.97x = 96,472,915,998.90 - Step 5: Solve for x
x = 96,472,915,998.90/345,515.97 - Step 6: Final answer
x = 279,214.06
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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.