Finding the Fourth Proportional to 529.19, 793.07 and 220.68
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Solution
The fourth proportional to 529.19, 793.07 and 220.68 is: 330.72
Step by Step Solution
- Step 1: Write the proportion equation
529.19 : 793.07 = 220.68 : x - Step 2: Convert to fraction form
529.19/793.07 = 220.68/x - Step 3: Cross multiply
529.19x = 793.07 × 220.68 - Step 4: Simplify right side
529.19x = 175,013.58 - Step 5: Solve for x
x = 175,013.58/529.19 - Step 6: Final answer
x = 330.72
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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.