Finding the Fourth Proportional to 274,873.32, 411,479.94 and 248,590.44
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Solution
The fourth proportional to 274,873.32, 411,479.94 and 248,590.44 is: 372,134.99
Step by Step Solution
- Step 1: Write the proportion equation
274,873.32 : 411,479.94 = 248,590.44 : x - Step 2: Convert to fraction form
274,873.32/411,479.94 = 248,590.44/x - Step 3: Cross multiply
274,873.32x = 411,479.94 × 248,590.44 - Step 4: Simplify right side
274,873.32x = 102,289,979,335.77 - Step 5: Solve for x
x = 102,289,979,335.77/274,873.32 - Step 6: Final answer
x = 372,134.99
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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.