Finding the Fourth Proportional to 532.24, 798.36 and 147.52
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Solution
The fourth proportional to 532.24, 798.36 and 147.52 is: 221.28
Step by Step Solution
- Step 1: Write the proportion equation
532.24 : 798.36 = 147.52 : x - Step 2: Convert to fraction form
532.24/798.36 = 147.52/x - Step 3: Cross multiply
532.24x = 798.36 × 147.52 - Step 4: Simplify right side
532.24x = 117,774.07 - Step 5: Solve for x
x = 117,774.07/532.24 - Step 6: Final answer
x = 221.28
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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.