Finding the Fourth Proportional to 247,201.20, 370,801.80 and 202,914.45
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Solution
The fourth proportional to 247,201.20, 370,801.80 and 202,914.45 is: 304,371.68
Step by Step Solution
- Step 1: Write the proportion equation
247,201.20 : 370,801.80 = 202,914.45 : x - Step 2: Convert to fraction form
247,201.20/370,801.80 = 202,914.45/x - Step 3: Cross multiply
247,201.20x = 370,801.80 × 202,914.45 - Step 4: Simplify right side
247,201.20x = 75,241,043,306.01 - Step 5: Solve for x
x = 75,241,043,306.01/247,201.20 - Step 6: Final answer
x = 304,371.68
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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.