Finding the Fourth Proportional to 416.59, 624.79 and 124.01
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Solution
The fourth proportional to 416.59, 624.79 and 124.01 is: 185.99
Step by Step Solution
- Step 1: Write the proportion equation
416.59 : 624.79 = 124.01 : x - Step 2: Convert to fraction form
416.59/624.79 = 124.01/x - Step 3: Cross multiply
416.59x = 624.79 × 124.01 - Step 4: Simplify right side
416.59x = 77,479.59 - Step 5: Solve for x
x = 77,479.59/416.59 - Step 6: Final answer
x = 185.99
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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.