Finding the Fourth Proportional to 341,639.40, 512,772.60 and 173,276.88
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Solution
The fourth proportional to 341,639.40, 512,772.60 and 173,276.88 is: 260,074.32
Step by Step Solution
- Step 1: Write the proportion equation
341,639.40 : 512,772.60 = 173,276.88 : x - Step 2: Convert to fraction form
341,639.40/512,772.60 = 173,276.88/x - Step 3: Cross multiply
341,639.40x = 512,772.60 × 173,276.88 - Step 4: Simplify right side
341,639.40x = 88,851,636,277.49 - Step 5: Solve for x
x = 88,851,636,277.49/341,639.40 - Step 6: Final answer
x = 260,074.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.