Finding the Fourth Proportional to 275,863.33, 380,865.68 and 180,531.19
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Solution
The fourth proportional to 275,863.33, 380,865.68 and 180,531.19 is: 249,247.09
Step by Step Solution
- Step 1: Write the proportion equation
275,863.33 : 380,865.68 = 180,531.19 : x - Step 2: Convert to fraction form
275,863.33/380,865.68 = 180,531.19/x - Step 3: Cross multiply
275,863.33x = 380,865.68 × 180,531.19 - Step 4: Simplify right side
275,863.33x = 68,758,133,537.90 - Step 5: Solve for x
x = 68,758,133,537.90/275,863.33 - Step 6: Final answer
x = 249,247.09
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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.