Finding the Fourth Proportional to 371.79, 558.05 and 176.93
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Solution
The fourth proportional to 371.79, 558.05 and 176.93 is: 265.56
Step by Step Solution
- Step 1: Write the proportion equation
371.79 : 558.05 = 176.93 : x - Step 2: Convert to fraction form
371.79/558.05 = 176.93/x - Step 3: Cross multiply
371.79x = 558.05 × 176.93 - Step 4: Simplify right side
371.79x = 98,733.44 - Step 5: Solve for x
x = 98,733.44/371.79 - Step 6: Final answer
x = 265.56
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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.