Finding the Fourth Proportional to 888,469.62, 1,332,703.36 and 289,429.80
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Solution
The fourth proportional to 888,469.62, 1,332,703.36 and 289,429.80 is: 434,144.35
Step by Step Solution
- Step 1: Write the proportion equation
888,469.62 : 1,332,703.36 = 289,429.80 : x - Step 2: Convert to fraction form
888,469.62/1,332,703.36 = 289,429.80/x - Step 3: Cross multiply
888,469.62x = 1,332,703.36 × 289,429.80 - Step 4: Simplify right side
888,469.62x = 385,724,066,944.13 - Step 5: Solve for x
x = 385,724,066,944.13/888,469.62 - Step 6: Final answer
x = 434,144.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.