Finding the Fourth Proportional to 322,140.41, 444,541.58 and 178,909.68
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Solution
The fourth proportional to 322,140.41, 444,541.58 and 178,909.68 is: 246,888.59
Step by Step Solution
- Step 1: Write the proportion equation
322,140.41 : 444,541.58 = 178,909.68 : x - Step 2: Convert to fraction form
322,140.41/444,541.58 = 178,909.68/x - Step 3: Cross multiply
322,140.41x = 444,541.58 × 178,909.68 - Step 4: Simplify right side
322,140.41x = 79,532,790,049.06 - Step 5: Solve for x
x = 79,532,790,049.06/322,140.41 - Step 6: Final answer
x = 246,888.59
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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.