Finding the Fourth Proportional to 834,560.55, 1,251,640.35 and 235,577.70
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Solution
The fourth proportional to 834,560.55, 1,251,640.35 and 235,577.70 is: 353,309.96
Step by Step Solution
- Step 1: Write the proportion equation
834,560.55 : 1,251,640.35 = 235,577.70 : x - Step 2: Convert to fraction form
834,560.55/1,251,640.35 = 235,577.70/x - Step 3: Cross multiply
834,560.55x = 1,251,640.35 × 235,577.70 - Step 4: Simplify right side
834,560.55x = 294,858,554,880.20 - Step 5: Solve for x
x = 294,858,554,880.20/834,560.55 - Step 6: Final answer
x = 353,309.96
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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.