Finding the Fourth Proportional to 850,852.10, 1,276,278.15 and 798,364.10
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Solution
The fourth proportional to 850,852.10, 1,276,278.15 and 798,364.10 is: 1,197,546.15
Step by Step Solution
- Step 1: Write the proportion equation
850,852.10 : 1,276,278.15 = 798,364.10 : x - Step 2: Convert to fraction form
850,852.10/1,276,278.15 = 798,364.10/x - Step 3: Cross multiply
850,852.10x = 1,276,278.15 × 798,364.10 - Step 4: Simplify right side
850,852.10x = 1,018,934,656,574.41 - Step 5: Solve for x
x = 1,018,934,656,574.41/850,852.10 - Step 6: Final answer
x = 1,197,546.15
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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.