Finding the Fourth Proportional to 665,913.76, 998,841.44 and 192,588.64
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Solution
The fourth proportional to 665,913.76, 998,841.44 and 192,588.64 is: 288,874.52
Step by Step Solution
- Step 1: Write the proportion equation
665,913.76 : 998,841.44 = 192,588.64 : x - Step 2: Convert to fraction form
665,913.76/998,841.44 = 192,588.64/x - Step 3: Cross multiply
665,913.76x = 998,841.44 × 192,588.64 - Step 4: Simplify right side
665,913.76x = 192,365,514,505.24 - Step 5: Solve for x
x = 192,365,514,505.24/665,913.76 - Step 6: Final answer
x = 288,874.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.