Finding the Fourth Proportional to 340,907.14, 511,311.46 and 104,186.26
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Solution
The fourth proportional to 340,907.14, 511,311.46 and 104,186.26 is: 156,264.34
Step by Step Solution
- Step 1: Write the proportion equation
340,907.14 : 511,311.46 = 104,186.26 : x - Step 2: Convert to fraction form
340,907.14/511,311.46 = 104,186.26/x - Step 3: Cross multiply
340,907.14x = 511,311.46 × 104,186.26 - Step 4: Simplify right side
340,907.14x = 53,271,628,712.54 - Step 5: Solve for x
x = 53,271,628,712.54/340,907.14 - Step 6: Final answer
x = 156,264.34
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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.