Finding the Fourth Proportional to 275,959.10, 413,610.60 and 247,746.80
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Solution
The fourth proportional to 275,959.10, 413,610.60 and 247,746.80 is: 371,325.69
Step by Step Solution
- Step 1: Write the proportion equation
275,959.10 : 413,610.60 = 247,746.80 : x - Step 2: Convert to fraction form
275,959.10/413,610.60 = 247,746.80/x - Step 3: Cross multiply
275,959.10x = 413,610.60 × 247,746.80 - Step 4: Simplify right side
275,959.10x = 102,470,702,596.08 - Step 5: Solve for x
x = 102,470,702,596.08/275,959.10 - Step 6: Final answer
x = 371,325.69
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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.