Finding the Fourth Proportional to 727,376, 1,091,102.88 and 228,778.88
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Solution
The fourth proportional to 727,376, 1,091,102.88 and 228,778.88 is: 343,180.55
Step by Step Solution
- Step 1: Write the proportion equation
727,376 : 1,091,102.88 = 228,778.88 : x - Step 2: Convert to fraction form
727,376/1,091,102.88 = 228,778.88/x - Step 3: Cross multiply
727,376x = 1,091,102.88 × 228,778.88 - Step 4: Simplify right side
727,376x = 249,621,294,851.17 - Step 5: Solve for x
x = 249,621,294,851.17/727,376 - Step 6: Final answer
x = 343,180.55
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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.