Finding the Fourth Proportional to 482.24, 723.35 and 117.01
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Solution
The fourth proportional to 482.24, 723.35 and 117.01 is: 175.51
Step by Step Solution
- Step 1: Write the proportion equation
482.24 : 723.35 = 117.01 : x - Step 2: Convert to fraction form
482.24/723.35 = 117.01/x - Step 3: Cross multiply
482.24x = 723.35 × 117.01 - Step 4: Simplify right side
482.24x = 84,639.72 - Step 5: Solve for x
x = 84,639.72/482.24 - Step 6: Final answer
x = 175.51
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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.