Finding the Fourth Proportional to 794,135.10, 1,095,902.84 and 431,552.10
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Solution
The fourth proportional to 794,135.10, 1,095,902.84 and 431,552.10 is: 595,539.94
Step by Step Solution
- Step 1: Write the proportion equation
794,135.10 : 1,095,902.84 = 431,552.10 : x - Step 2: Convert to fraction form
794,135.10/1,095,902.84 = 431,552.10/x - Step 3: Cross multiply
794,135.10x = 1,095,902.84 × 431,552.10 - Step 4: Simplify right side
794,135.10x = 472,939,169,840.20 - Step 5: Solve for x
x = 472,939,169,840.20/794,135.10 - Step 6: Final answer
x = 595,539.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.