Finding the Fourth Proportional to 783,197.03, 1,174,796.44 and 214,582.95
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Solution
The fourth proportional to 783,197.03, 1,174,796.44 and 214,582.95 is: 321,874.67
Step by Step Solution
- Step 1: Write the proportion equation
783,197.03 : 1,174,796.44 = 214,582.95 : x - Step 2: Convert to fraction form
783,197.03/1,174,796.44 = 214,582.95/x - Step 3: Cross multiply
783,197.03x = 1,174,796.44 × 214,582.95 - Step 4: Simplify right side
783,197.03x = 252,091,285,208.24 - Step 5: Solve for x
x = 252,091,285,208.24/783,197.03 - Step 6: Final answer
x = 321,874.67
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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.