Finding the Fourth Proportional to 291,798.12, 437,521.92 and 114,093.44
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Solution
The fourth proportional to 291,798.12, 437,521.92 and 114,093.44 is: 171,071.63
Step by Step Solution
- Step 1: Write the proportion equation
291,798.12 : 437,521.92 = 114,093.44 : x - Step 2: Convert to fraction form
291,798.12/437,521.92 = 114,093.44/x - Step 3: Cross multiply
291,798.12x = 437,521.92 × 114,093.44 - Step 4: Simplify right side
291,798.12x = 49,918,380,928.20 - Step 5: Solve for x
x = 49,918,380,928.20/291,798.12 - Step 6: Final answer
x = 171,071.63
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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.