Finding the Fourth Proportional to 518,042.06, 775,628.26 and 264,777.14
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Solution
The fourth proportional to 518,042.06, 775,628.26 and 264,777.14 is: 396,432.35
Step by Step Solution
- Step 1: Write the proportion equation
518,042.06 : 775,628.26 = 264,777.14 : x - Step 2: Convert to fraction form
518,042.06/775,628.26 = 264,777.14/x - Step 3: Cross multiply
518,042.06x = 775,628.26 × 264,777.14 - Step 4: Simplify right side
518,042.06x = 205,368,632,385.98 - Step 5: Solve for x
x = 205,368,632,385.98/518,042.06 - Step 6: Final answer
x = 396,432.35
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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.