Finding the Fourth Proportional to 526.44, 726.08 and 349.08
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Solution
The fourth proportional to 526.44, 726.08 and 349.08 is: 481.46
Step by Step Solution
- Step 1: Write the proportion equation
526.44 : 726.08 = 349.08 : x - Step 2: Convert to fraction form
526.44/726.08 = 349.08/x - Step 3: Cross multiply
526.44x = 726.08 × 349.08 - Step 4: Simplify right side
526.44x = 253,458.26 - Step 5: Solve for x
x = 253,458.26/526.44 - Step 6: Final answer
x = 481.46
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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.