Finding the Fourth Proportional to 351.73, 526.44 and 318.05
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Solution
The fourth proportional to 351.73, 526.44 and 318.05 is: 476.03
Step by Step Solution
- Step 1: Write the proportion equation
351.73 : 526.44 = 318.05 : x - Step 2: Convert to fraction form
351.73/526.44 = 318.05/x - Step 3: Cross multiply
351.73x = 526.44 × 318.05 - Step 4: Simplify right side
351.73x = 167,434.24 - Step 5: Solve for x
x = 167,434.24/351.73 - Step 6: Final answer
x = 476.03
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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.