Finding the Fourth Proportional to 341,207.80, 511,811.70 and 262,475.80
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Solution
The fourth proportional to 341,207.80, 511,811.70 and 262,475.80 is: 393,713.70
Step by Step Solution
- Step 1: Write the proportion equation
341,207.80 : 511,811.70 = 262,475.80 : x - Step 2: Convert to fraction form
341,207.80/511,811.70 = 262,475.80/x - Step 3: Cross multiply
341,207.80x = 511,811.70 × 262,475.80 - Step 4: Simplify right side
341,207.80x = 134,338,185,406.86 - Step 5: Solve for x
x = 134,338,185,406.86/341,207.80 - Step 6: Final answer
x = 393,713.70
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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.