Finding the Fourth Proportional to 418,855.24, 628,545.30 and 169,537.24
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Solution
The fourth proportional to 418,855.24, 628,545.30 and 169,537.24 is: 254,412.09
Step by Step Solution
- Step 1: Write the proportion equation
418,855.24 : 628,545.30 = 169,537.24 : x - Step 2: Convert to fraction form
418,855.24/628,545.30 = 169,537.24/x - Step 3: Cross multiply
418,855.24x = 628,545.30 × 169,537.24 - Step 4: Simplify right side
418,855.24x = 106,561,835,376.97 - Step 5: Solve for x
x = 106,561,835,376.97/418,855.24 - Step 6: Final answer
x = 254,412.09
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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.