Finding the Fourth Proportional to 418,950.01, 628,343.91 and 162,782.14
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Solution
The fourth proportional to 418,950.01, 628,343.91 and 162,782.14 is: 244,141.70
Step by Step Solution
- Step 1: Write the proportion equation
418,950.01 : 628,343.91 = 162,782.14 : x - Step 2: Convert to fraction form
418,950.01/628,343.91 = 162,782.14/x - Step 3: Cross multiply
418,950.01x = 628,343.91 × 162,782.14 - Step 4: Simplify right side
418,950.01x = 102,283,166,325.77 - Step 5: Solve for x
x = 102,283,166,325.77/418,950.01 - Step 6: Final answer
x = 244,141.70
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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.