Finding the Fourth Proportional to 292,735.19, 439,250.34 and 115,369.49
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Solution
The fourth proportional to 292,735.19, 439,250.34 and 115,369.49 is: 173,112.39
Step by Step Solution
- Step 1: Write the proportion equation
292,735.19 : 439,250.34 = 115,369.49 : x - Step 2: Convert to fraction form
292,735.19/439,250.34 = 115,369.49/x - Step 3: Cross multiply
292,735.19x = 439,250.34 × 115,369.49 - Step 4: Simplify right side
292,735.19x = 50,676,087,708.13 - Step 5: Solve for x
x = 50,676,087,708.13/292,735.19 - Step 6: Final answer
x = 173,112.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.