Finding the Fourth Proportional to 351,491.08, 485,055.26 and 190,342.44
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Solution
The fourth proportional to 351,491.08, 485,055.26 and 190,342.44 is: 262,671.25
Step by Step Solution
- Step 1: Write the proportion equation
351,491.08 : 485,055.26 = 190,342.44 : x - Step 2: Convert to fraction form
351,491.08/485,055.26 = 190,342.44/x - Step 3: Cross multiply
351,491.08x = 485,055.26 × 190,342.44 - Step 4: Simplify right side
351,491.08x = 92,326,601,723.23 - Step 5: Solve for x
x = 92,326,601,723.23/351,491.08 - Step 6: Final answer
x = 262,671.25
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.