Finding the Fourth Proportional to 242,570.24, 363,453.10 and 147,512.88
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Solution
The fourth proportional to 242,570.24, 363,453.10 and 147,512.88 is: 221,024.70
Step by Step Solution
- Step 1: Write the proportion equation
242,570.24 : 363,453.10 = 147,512.88 : x - Step 2: Convert to fraction form
242,570.24/363,453.10 = 147,512.88/x - Step 3: Cross multiply
242,570.24x = 363,453.10 × 147,512.88 - Step 4: Simplify right side
242,570.24x = 53,614,013,525.93 - Step 5: Solve for x
x = 53,614,013,525.93/242,570.24 - Step 6: Final answer
x = 221,024.70
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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.