Finding the Fourth Proportional to 446.84, 669.36 and 263.70
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Solution
The fourth proportional to 446.84, 669.36 and 263.70 is: 395.02
Step by Step Solution
- Step 1: Write the proportion equation
446.84 : 669.36 = 263.70 : x - Step 2: Convert to fraction form
446.84/669.36 = 263.70/x - Step 3: Cross multiply
446.84x = 669.36 × 263.70 - Step 4: Simplify right side
446.84x = 176,510.23 - Step 5: Solve for x
x = 176,510.23/446.84 - Step 6: Final answer
x = 395.02
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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.