Finding the Fourth Proportional to 474,234.84, 711,353.46 and 193,752.09
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Solution
The fourth proportional to 474,234.84, 711,353.46 and 193,752.09 is: 290,628.63
Step by Step Solution
- Step 1: Write the proportion equation
474,234.84 : 711,353.46 = 193,752.09 : x - Step 2: Convert to fraction form
474,234.84/711,353.46 = 193,752.09/x - Step 3: Cross multiply
474,234.84x = 711,353.46 × 193,752.09 - Step 4: Simplify right side
474,234.84x = 137,826,219,603.73 - Step 5: Solve for x
x = 137,826,219,603.73/474,234.84 - Step 6: Final answer
x = 290,628.63
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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.