Finding the Fourth Proportional to 706.71, 1,060.56 and 476.04
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Solution
The fourth proportional to 706.71, 1,060.56 and 476.04 is: 714.39
Step by Step Solution
- Step 1: Write the proportion equation
706.71 : 1,060.56 = 476.04 : x - Step 2: Convert to fraction form
706.71/1,060.56 = 476.04/x - Step 3: Cross multiply
706.71x = 1,060.56 × 476.04 - Step 4: Simplify right side
706.71x = 504,868.98 - Step 5: Solve for x
x = 504,868.98/706.71 - Step 6: Final answer
x = 714.39
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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.