Finding the Fourth Proportional to 551,407.30, 827,110.95 and 196,821.70
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Solution
The fourth proportional to 551,407.30, 827,110.95 and 196,821.70 is: 295,232.55
Step by Step Solution
- Step 1: Write the proportion equation
551,407.30 : 827,110.95 = 196,821.70 : x - Step 2: Convert to fraction form
551,407.30/827,110.95 = 196,821.70/x - Step 3: Cross multiply
551,407.30x = 827,110.95 × 196,821.70 - Step 4: Simplify right side
551,407.30x = 162,793,383,267.62 - Step 5: Solve for x
x = 162,793,383,267.62/551,407.30 - Step 6: Final answer
x = 295,232.55
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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.