Finding the Fourth Proportional to 338,942.44, 507,929.82 and 172,847.08
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Solution
The fourth proportional to 338,942.44, 507,929.82 and 172,847.08 is: 259,023.88
Step by Step Solution
- Step 1: Write the proportion equation
338,942.44 : 507,929.82 = 172,847.08 : x - Step 2: Convert to fraction form
338,942.44/507,929.82 = 172,847.08/x - Step 3: Cross multiply
338,942.44x = 507,929.82 × 172,847.08 - Step 4: Simplify right side
338,942.44x = 87,794,186,231.93 - Step 5: Solve for x
x = 87,794,186,231.93/338,942.44 - Step 6: Final answer
x = 259,023.88
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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.