Finding the Fourth Proportional to 341,394.32, 471,124.68 and 190,491.68
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Solution
The fourth proportional to 341,394.32, 471,124.68 and 190,491.68 is: 262,878.81
Step by Step Solution
- Step 1: Write the proportion equation
341,394.32 : 471,124.68 = 190,491.68 : x - Step 2: Convert to fraction form
341,394.32/471,124.68 = 190,491.68/x - Step 3: Cross multiply
341,394.32x = 471,124.68 × 190,491.68 - Step 4: Simplify right side
341,394.32x = 89,745,331,782.66 - Step 5: Solve for x
x = 89,745,331,782.66/341,394.32 - Step 6: Final answer
x = 262,878.81
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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.