Finding the Fourth Proportional to 483,217.40, 724,826.10 and 202,935.80
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Solution
The fourth proportional to 483,217.40, 724,826.10 and 202,935.80 is: 304,403.70
Step by Step Solution
- Step 1: Write the proportion equation
483,217.40 : 724,826.10 = 202,935.80 : x - Step 2: Convert to fraction form
483,217.40/724,826.10 = 202,935.80/x - Step 3: Cross multiply
483,217.40x = 724,826.10 × 202,935.80 - Step 4: Simplify right side
483,217.40x = 147,093,164,464.38 - Step 5: Solve for x
x = 147,093,164,464.38/483,217.40 - Step 6: Final answer
x = 304,403.70
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Similar ratio
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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.