Finding the Fourth Proportional to 371.08, 511.74 and 277.73
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Solution
The fourth proportional to 371.08, 511.74 and 277.73 is: 383.00
Step by Step Solution
- Step 1: Write the proportion equation
371.08 : 511.74 = 277.73 : x - Step 2: Convert to fraction form
371.08/511.74 = 277.73/x - Step 3: Cross multiply
371.08x = 511.74 × 277.73 - Step 4: Simplify right side
371.08x = 142,122.99 - Step 5: Solve for x
x = 142,122.99/371.08 - Step 6: Final answer
x = 383.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.