Finding the Fourth Proportional to 341,974.34, 471,909.92 and 189,004.62
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Solution
The fourth proportional to 341,974.34, 471,909.92 and 189,004.62 is: 260,818.27
Step by Step Solution
- Step 1: Write the proportion equation
341,974.34 : 471,909.92 = 189,004.62 : x - Step 2: Convert to fraction form
341,974.34/471,909.92 = 189,004.62/x - Step 3: Cross multiply
341,974.34x = 471,909.92 × 189,004.62 - Step 4: Simplify right side
341,974.34x = 89,193,154,158.81 - Step 5: Solve for x
x = 89,193,154,158.81/341,974.34 - Step 6: Final answer
x = 260,818.27
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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.