Finding the Fourth Proportional to 298,476.24, 447,762.96 and 88,135.44
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Solution
The fourth proportional to 298,476.24, 447,762.96 and 88,135.44 is: 132,217.51
Step by Step Solution
- Step 1: Write the proportion equation
298,476.24 : 447,762.96 = 88,135.44 : x - Step 2: Convert to fraction form
298,476.24/447,762.96 = 88,135.44/x - Step 3: Cross multiply
298,476.24x = 447,762.96 × 88,135.44 - Step 4: Simplify right side
298,476.24x = 39,463,785,495.30 - Step 5: Solve for x
x = 39,463,785,495.30/298,476.24 - Step 6: Final answer
x = 132,217.51
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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.