Finding the Fourth Proportional to 803,444.20, 1,204,318.97 and 263,559.49
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Solution
The fourth proportional to 803,444.20, 1,204,318.97 and 263,559.49 is: 395,061.28
Step by Step Solution
- Step 1: Write the proportion equation
803,444.20 : 1,204,318.97 = 263,559.49 : x - Step 2: Convert to fraction form
803,444.20/1,204,318.97 = 263,559.49/x - Step 3: Cross multiply
803,444.20x = 1,204,318.97 × 263,559.49 - Step 4: Simplify right side
803,444.20x = 317,409,696,189.00 - Step 5: Solve for x
x = 317,409,696,189.00/803,444.20 - Step 6: Final answer
x = 395,061.28
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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.