Finding the Fourth Proportional to 1,167, 1,750.50 and 397.50
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Solution
The fourth proportional to 1,167, 1,750.50 and 397.50 is: 596.25
Step by Step Solution
- Step 1: Write the proportion equation
1,167 : 1,750.50 = 397.50 : x - Step 2: Convert to fraction form
1,167/1,750.50 = 397.50/x - Step 3: Cross multiply
1,167x = 1,750.50 × 397.50 - Step 4: Simplify right side
1,167x = 695,823.75 - Step 5: Solve for x
x = 695,823.75/1,167 - Step 6: Final answer
x = 596.25
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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.