Finding the Fourth Proportional to 348,217.27, 522,473.53 and 190,261.19
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Solution
The fourth proportional to 348,217.27, 522,473.53 and 190,261.19 is: 285,472.45
Step by Step Solution
- Step 1: Write the proportion equation
348,217.27 : 522,473.53 = 190,261.19 : x - Step 2: Convert to fraction form
348,217.27/522,473.53 = 190,261.19/x - Step 3: Cross multiply
348,217.27x = 522,473.53 × 190,261.19 - Step 4: Simplify right side
348,217.27x = 99,406,436,391.83 - Step 5: Solve for x
x = 99,406,436,391.83/348,217.27 - Step 6: Final answer
x = 285,472.45
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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.