Finding the Fourth Proportional to 413,289.34, 620,170.53 and 160,537.12
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Solution
The fourth proportional to 413,289.34, 620,170.53 and 160,537.12 is: 240,897.55
Step by Step Solution
- Step 1: Write the proportion equation
413,289.34 : 620,170.53 = 160,537.12 : x - Step 2: Convert to fraction form
413,289.34/620,170.53 = 160,537.12/x - Step 3: Cross multiply
413,289.34x = 620,170.53 × 160,537.12 - Step 4: Simplify right side
413,289.34x = 99,560,390,795.07 - Step 5: Solve for x
x = 99,560,390,795.07/413,289.34 - Step 6: Final answer
x = 240,897.55
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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.