Finding the Fourth Proportional to 471.88, 652.08 and 347.68
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Solution
The fourth proportional to 471.88, 652.08 and 347.68 is: 480.45
Step by Step Solution
- Step 1: Write the proportion equation
471.88 : 652.08 = 347.68 : x - Step 2: Convert to fraction form
471.88/652.08 = 347.68/x - Step 3: Cross multiply
471.88x = 652.08 × 347.68 - Step 4: Simplify right side
471.88x = 226,715.17 - Step 5: Solve for x
x = 226,715.17/471.88 - Step 6: Final answer
x = 480.45
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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.