Finding the Fourth Proportional to 276,656.10, 414,984.15 and 252,161.70
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Solution
The fourth proportional to 276,656.10, 414,984.15 and 252,161.70 is: 378,242.55
Step by Step Solution
- Step 1: Write the proportion equation
276,656.10 : 414,984.15 = 252,161.70 : x - Step 2: Convert to fraction form
276,656.10/414,984.15 = 252,161.70/x - Step 3: Cross multiply
276,656.10x = 414,984.15 × 252,161.70 - Step 4: Simplify right side
276,656.10x = 104,643,108,737.06 - Step 5: Solve for x
x = 104,643,108,737.06/276,656.10 - Step 6: Final answer
x = 378,242.55
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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.