Finding the Fourth Proportional to 555,367.26, 832,490.06 and 218,644.26
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Solution
The fourth proportional to 555,367.26, 832,490.06 and 218,644.26 is: 327,745.59
Step by Step Solution
- Step 1: Write the proportion equation
555,367.26 : 832,490.06 = 218,644.26 : x - Step 2: Convert to fraction form
555,367.26/832,490.06 = 218,644.26/x - Step 3: Cross multiply
555,367.26x = 832,490.06 × 218,644.26 - Step 4: Simplify right side
555,367.26x = 182,019,172,032.83 - Step 5: Solve for x
x = 182,019,172,032.83/555,367.26 - Step 6: Final answer
x = 327,745.59
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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.