Finding the Fourth Proportional to 247,630.16, 341,730.36 and 134,452.88
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Solution
The fourth proportional to 247,630.16, 341,730.36 and 134,452.88 is: 185,545.38
Step by Step Solution
- Step 1: Write the proportion equation
247,630.16 : 341,730.36 = 134,452.88 : x - Step 2: Convert to fraction form
247,630.16/341,730.36 = 134,452.88/x - Step 3: Cross multiply
247,630.16x = 341,730.36 × 134,452.88 - Step 4: Simplify right side
247,630.16x = 45,946,631,085.44 - Step 5: Solve for x
x = 45,946,631,085.44/247,630.16 - Step 6: Final answer
x = 185,545.38
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1.5x scale
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.