Finding the Fourth Proportional to 424.77, 586.26 and 259.08
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Solution
The fourth proportional to 424.77, 586.26 and 259.08 is: 357.58
Step by Step Solution
- Step 1: Write the proportion equation
424.77 : 586.26 = 259.08 : x - Step 2: Convert to fraction form
424.77/586.26 = 259.08/x - Step 3: Cross multiply
424.77x = 586.26 × 259.08 - Step 4: Simplify right side
424.77x = 151,888.24 - Step 5: Solve for x
x = 151,888.24/424.77 - Step 6: Final answer
x = 357.58
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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.