Finding the Fourth Proportional to 676,644.21, 1,014,982.79 and 227,371.59
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Solution
The fourth proportional to 676,644.21, 1,014,982.79 and 227,371.59 is: 341,062.92
Step by Step Solution
- Step 1: Write the proportion equation
676,644.21 : 1,014,982.79 = 227,371.59 : x - Step 2: Convert to fraction form
676,644.21/1,014,982.79 = 227,371.59/x - Step 3: Cross multiply
676,644.21x = 1,014,982.79 × 227,371.59 - Step 4: Simplify right side
676,644.21x = 230,778,249,648.08 - Step 5: Solve for x
x = 230,778,249,648.08/676,644.21 - Step 6: Final answer
x = 341,062.92
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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.