Finding the Fourth Proportional to 362.93, 544.67 and 189.65
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Solution
The fourth proportional to 362.93, 544.67 and 189.65 is: 284.61
Step by Step Solution
- Step 1: Write the proportion equation
362.93 : 544.67 = 189.65 : x - Step 2: Convert to fraction form
362.93/544.67 = 189.65/x - Step 3: Cross multiply
362.93x = 544.67 × 189.65 - Step 4: Simplify right side
362.93x = 103,292.99 - Step 5: Solve for x
x = 103,292.99/362.93 - Step 6: Final answer
x = 284.61
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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.