Finding the Fourth Proportional to 465,070.14, 641,958.84 and 274,071.42
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Solution
The fourth proportional to 465,070.14, 641,958.84 and 274,071.42 is: 378,314.06
Step by Step Solution
- Step 1: Write the proportion equation
465,070.14 : 641,958.84 = 274,071.42 : x - Step 2: Convert to fraction form
465,070.14/641,958.84 = 274,071.42/x - Step 3: Cross multiply
465,070.14x = 641,958.84 × 274,071.42 - Step 4: Simplify right side
465,070.14x = 175,942,570,860.35 - Step 5: Solve for x
x = 175,942,570,860.35/465,070.14 - Step 6: Final answer
x = 378,314.06
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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.