Finding the Fourth Proportional to 754,174.24, 1,040,611.22 and 423,040.84
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Solution
The fourth proportional to 754,174.24, 1,040,611.22 and 423,040.84 is: 583,712.65
Step by Step Solution
- Step 1: Write the proportion equation
754,174.24 : 1,040,611.22 = 423,040.84 : x - Step 2: Convert to fraction form
754,174.24/1,040,611.22 = 423,040.84/x - Step 3: Cross multiply
754,174.24x = 1,040,611.22 × 423,040.84 - Step 4: Simplify right side
754,174.24x = 440,221,044,622.23 - Step 5: Solve for x
x = 440,221,044,622.23/754,174.24 - Step 6: Final answer
x = 583,712.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.