Finding the Fourth Proportional to 532.22, 793.79 and 522.99
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Solution
The fourth proportional to 532.22, 793.79 and 522.99 is: 780.02
Step by Step Solution
- Step 1: Write the proportion equation
532.22 : 793.79 = 522.99 : x - Step 2: Convert to fraction form
532.22/793.79 = 522.99/x - Step 3: Cross multiply
532.22x = 793.79 × 522.99 - Step 4: Simplify right side
532.22x = 415,144.23 - Step 5: Solve for x
x = 415,144.23/532.22 - Step 6: Final answer
x = 780.02
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.