Finding the Fourth Proportional to 439,698.10, 657,473.55 and 327,723.70
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Solution
The fourth proportional to 439,698.10, 657,473.55 and 327,723.70 is: 490,040.02
Step by Step Solution
- Step 1: Write the proportion equation
439,698.10 : 657,473.55 = 327,723.70 : x - Step 2: Convert to fraction form
439,698.10/657,473.55 = 327,723.70/x - Step 3: Cross multiply
439,698.10x = 657,473.55 × 327,723.70 - Step 4: Simplify right side
439,698.10x = 215,469,664,458.14 - Step 5: Solve for x
x = 215,469,664,458.14/439,698.10 - Step 6: Final answer
x = 490,040.02
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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.