Finding the Fourth Proportional to 529.23, 793.09 and 220.93
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Solution
The fourth proportional to 529.23, 793.09 and 220.93 is: 331.07
Step by Step Solution
- Step 1: Write the proportion equation
529.23 : 793.09 = 220.93 : x - Step 2: Convert to fraction form
529.23/793.09 = 220.93/x - Step 3: Cross multiply
529.23x = 793.09 × 220.93 - Step 4: Simplify right side
529.23x = 175,215.67 - Step 5: Solve for x
x = 175,215.67/529.23 - Step 6: Final answer
x = 331.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.