Finding the Fourth Proportional to 482.67, 724 and 117.46
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Solution
The fourth proportional to 482.67, 724 and 117.46 is: 176.19
Step by Step Solution
- Step 1: Write the proportion equation
482.67 : 724 = 117.46 : x - Step 2: Convert to fraction form
482.67/724 = 117.46/x - Step 3: Cross multiply
482.67x = 724 × 117.46 - Step 4: Simplify right side
482.67x = 85,041.04 - Step 5: Solve for x
x = 85,041.04/482.67 - Step 6: Final answer
x = 176.19
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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.