Finding the Fourth Proportional to 323,235.44, 484,690.92 and 188,343.12
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Solution
The fourth proportional to 323,235.44, 484,690.92 and 188,343.12 is: 282,420.15
Step by Step Solution
- Step 1: Write the proportion equation
323,235.44 : 484,690.92 = 188,343.12 : x - Step 2: Convert to fraction form
323,235.44/484,690.92 = 188,343.12/x - Step 3: Cross multiply
323,235.44x = 484,690.92 × 188,343.12 - Step 4: Simplify right side
323,235.44x = 91,288,200,108.47 - Step 5: Solve for x
x = 91,288,200,108.47/323,235.44 - Step 6: Final answer
x = 282,420.15
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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.