Finding the Fourth Proportional to 365,946.26, 548,807.34 and 129,233.48
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Solution
The fourth proportional to 365,946.26, 548,807.34 and 129,233.48 is: 193,810.65
Step by Step Solution
- Step 1: Write the proportion equation
365,946.26 : 548,807.34 = 129,233.48 : x - Step 2: Convert to fraction form
365,946.26/548,807.34 = 129,233.48/x - Step 3: Cross multiply
365,946.26x = 548,807.34 × 129,233.48 - Step 4: Simplify right side
365,946.26x = 70,924,282,397.74 - Step 5: Solve for x
x = 70,924,282,397.74/365,946.26 - Step 6: Final answer
x = 193,810.65
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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.