Finding the Fourth Proportional to 313.14, 432.10 and 175.14
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Solution
The fourth proportional to 313.14, 432.10 and 175.14 is: 241.67
Step by Step Solution
- Step 1: Write the proportion equation
313.14 : 432.10 = 175.14 : x - Step 2: Convert to fraction form
313.14/432.10 = 175.14/x - Step 3: Cross multiply
313.14x = 432.10 × 175.14 - Step 4: Simplify right side
313.14x = 75,677.99 - Step 5: Solve for x
x = 75,677.99/313.14 - Step 6: Final answer
x = 241.67
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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.