Finding the Fourth Proportional to 669,304.62, 923,373.27 and 427,524.48
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Solution
The fourth proportional to 669,304.62, 923,373.27 and 427,524.48 is: 589,813.17
Step by Step Solution
- Step 1: Write the proportion equation
669,304.62 : 923,373.27 = 427,524.48 : x - Step 2: Convert to fraction form
669,304.62/923,373.27 = 427,524.48/x - Step 3: Cross multiply
669,304.62x = 923,373.27 × 427,524.48 - Step 4: Simplify right side
669,304.62x = 394,764,677,102.65 - Step 5: Solve for x
x = 394,764,677,102.65/669,304.62 - Step 6: Final answer
x = 589,813.17
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1.5x scale
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.