Finding the Fourth Proportional to 572.19, 857.97 and 263.99
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Solution
The fourth proportional to 572.19, 857.97 and 263.99 is: 395.83
Step by Step Solution
- Step 1: Write the proportion equation
572.19 : 857.97 = 263.99 : x - Step 2: Convert to fraction form
572.19/857.97 = 263.99/x - Step 3: Cross multiply
572.19x = 857.97 × 263.99 - Step 4: Simplify right side
572.19x = 226,491.21 - Step 5: Solve for x
x = 226,491.21/572.19 - Step 6: Final answer
x = 395.83
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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.