Finding the Fourth Proportional to 723.28, 1,083.48 and 466
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Solution
The fourth proportional to 723.28, 1,083.48 and 466 is: 698.07
Step by Step Solution
- Step 1: Write the proportion equation
723.28 : 1,083.48 = 466 : x - Step 2: Convert to fraction form
723.28/1,083.48 = 466/x - Step 3: Cross multiply
723.28x = 1,083.48 × 466 - Step 4: Simplify right side
723.28x = 504,901.68 - Step 5: Solve for x
x = 504,901.68/723.28 - Step 6: Final answer
x = 698.07
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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.