Finding the Fourth Proportional to 358,006.71, 494,052.33 and 205,058.87
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Solution
The fourth proportional to 358,006.71, 494,052.33 and 205,058.87 is: 282,982.99
Step by Step Solution
- Step 1: Write the proportion equation
358,006.71 : 494,052.33 = 205,058.87 : x - Step 2: Convert to fraction form
358,006.71/494,052.33 = 205,058.87/x - Step 3: Cross multiply
358,006.71x = 494,052.33 × 205,058.87 - Step 4: Simplify right side
358,006.71x = 101,309,810,040.41 - Step 5: Solve for x
x = 101,309,810,040.41/358,006.71 - Step 6: Final answer
x = 282,982.99
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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.