Finding the Fourth Proportional to 701.14, 1,050.99 and 393.14
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Solution
The fourth proportional to 701.14, 1,050.99 and 393.14 is: 589.31
Step by Step Solution
- Step 1: Write the proportion equation
701.14 : 1,050.99 = 393.14 : x - Step 2: Convert to fraction form
701.14/1,050.99 = 393.14/x - Step 3: Cross multiply
701.14x = 1,050.99 × 393.14 - Step 4: Simplify right side
701.14x = 413,186.21 - Step 5: Solve for x
x = 413,186.21/701.14 - Step 6: Final answer
x = 589.31
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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.