Finding the Fourth Proportional to 351,187.74, 484,640.36 and 190,042.77
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Solution
The fourth proportional to 351,187.74, 484,640.36 and 190,042.77 is: 262,259.71
Step by Step Solution
- Step 1: Write the proportion equation
351,187.74 : 484,640.36 = 190,042.77 : x - Step 2: Convert to fraction form
351,187.74/484,640.36 = 190,042.77/x - Step 3: Cross multiply
351,187.74x = 484,640.36 × 190,042.77 - Step 4: Simplify right side
351,187.74x = 92,102,396,468.20 - Step 5: Solve for x
x = 92,102,396,468.20/351,187.74 - Step 6: Final answer
x = 262,259.71
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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.