Finding the Fourth Proportional to 577,857.89, 866,828.52 and 178,446.99
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Solution
The fourth proportional to 577,857.89, 866,828.52 and 178,446.99 is: 267,683.36
Step by Step Solution
- Step 1: Write the proportion equation
577,857.89 : 866,828.52 = 178,446.99 : x - Step 2: Convert to fraction form
577,857.89/866,828.52 = 178,446.99/x - Step 3: Cross multiply
577,857.89x = 866,828.52 × 178,446.99 - Step 4: Simplify right side
577,857.89x = 154,682,940,240.16 - Step 5: Solve for x
x = 154,682,940,240.16/577,857.89 - Step 6: Final answer
x = 267,683.36
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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.