Finding the Fourth Proportional to 350,903.81, 526,350.82 and 84,662.09
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Solution
The fourth proportional to 350,903.81, 526,350.82 and 84,662.09 is: 126,991.95
Step by Step Solution
- Step 1: Write the proportion equation
350,903.81 : 526,350.82 = 84,662.09 : x - Step 2: Convert to fraction form
350,903.81/526,350.82 = 84,662.09/x - Step 3: Cross multiply
350,903.81x = 526,350.82 × 84,662.09 - Step 4: Simplify right side
350,903.81x = 44,561,960,494.41 - Step 5: Solve for x
x = 44,561,960,494.41/350,903.81 - Step 6: Final answer
x = 126,991.95
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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.