Finding the Fourth Proportional to 351.99, 527.99 and 108.51
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Solution
The fourth proportional to 351.99, 527.99 and 108.51 is: 162.77
Step by Step Solution
- Step 1: Write the proportion equation
351.99 : 527.99 = 108.51 : x - Step 2: Convert to fraction form
351.99/527.99 = 108.51/x - Step 3: Cross multiply
351.99x = 527.99 × 108.51 - Step 4: Simplify right side
351.99x = 57,291.65 - Step 5: Solve for x
x = 57,291.65/351.99 - Step 6: Final answer
x = 162.77
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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.