Finding the Fourth Proportional to 471,087.55, 650,068.80 and 256,222.99
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Solution
The fourth proportional to 471,087.55, 650,068.80 and 256,222.99 is: 353,570.31
Step by Step Solution
- Step 1: Write the proportion equation
471,087.55 : 650,068.80 = 256,222.99 : x - Step 2: Convert to fraction form
471,087.55/650,068.80 = 256,222.99/x - Step 3: Cross multiply
471,087.55x = 650,068.80 × 256,222.99 - Step 4: Simplify right side
471,087.55x = 166,562,571,641.71 - Step 5: Solve for x
x = 166,562,571,641.71/471,087.55 - Step 6: Final answer
x = 353,570.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.