Finding the Fourth Proportional to 370.63, 556.05 and 187.99
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Solution
The fourth proportional to 370.63, 556.05 and 187.99 is: 282.04
Step by Step Solution
- Step 1: Write the proportion equation
370.63 : 556.05 = 187.99 : x - Step 2: Convert to fraction form
370.63/556.05 = 187.99/x - Step 3: Cross multiply
370.63x = 556.05 × 187.99 - Step 4: Simplify right side
370.63x = 104,531.84 - Step 5: Solve for x
x = 104,531.84/370.63 - Step 6: Final answer
x = 282.04
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.