Finding the Fourth Proportional to 587,379.24, 810,632.94 and 329,252.07
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Solution
The fourth proportional to 587,379.24, 810,632.94 and 329,252.07 is: 454,395.66
Step by Step Solution
- Step 1: Write the proportion equation
587,379.24 : 810,632.94 = 329,252.07 : x - Step 2: Convert to fraction form
587,379.24/810,632.94 = 329,252.07/x - Step 3: Cross multiply
587,379.24x = 810,632.94 × 329,252.07 - Step 4: Simplify right side
587,379.24x = 266,902,576,049.57 - Step 5: Solve for x
x = 266,902,576,049.57/587,379.24 - Step 6: Final answer
x = 454,395.66
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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.