Finding the Fourth Proportional to 827,770.24, 1,241,392.92 and 354,328.48
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Solution
The fourth proportional to 827,770.24, 1,241,392.92 and 354,328.48 is: 531,380.38
Step by Step Solution
- Step 1: Write the proportion equation
827,770.24 : 1,241,392.92 = 354,328.48 : x - Step 2: Convert to fraction form
827,770.24/1,241,392.92 = 354,328.48/x - Step 3: Cross multiply
827,770.24x = 1,241,392.92 × 354,328.48 - Step 4: Simplify right side
827,770.24x = 439,860,866,426.36 - Step 5: Solve for x
x = 439,860,866,426.36/827,770.24 - Step 6: Final answer
x = 531,380.38
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1.5x scale
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.