Finding the Fourth Proportional to 322,880.10, 445,524.19 and 186,887.44
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Solution
The fourth proportional to 322,880.10, 445,524.19 and 186,887.44 is: 257,875.53
Step by Step Solution
- Step 1: Write the proportion equation
322,880.10 : 445,524.19 = 186,887.44 : x - Step 2: Convert to fraction form
322,880.10/445,524.19 = 186,887.44/x - Step 3: Cross multiply
322,880.10x = 445,524.19 × 186,887.44 - Step 4: Simplify right side
322,880.10x = 83,262,875,327.17 - Step 5: Solve for x
x = 83,262,875,327.17/322,880.10 - Step 6: Final answer
x = 257,875.53
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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.