Finding the Fourth Proportional to 371,301.36, 512,395.92 and 201,535.44
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Solution
The fourth proportional to 371,301.36, 512,395.92 and 201,535.44 is: 278,118.93
Step by Step Solution
- Step 1: Write the proportion equation
371,301.36 : 512,395.92 = 201,535.44 : x - Step 2: Convert to fraction form
371,301.36/512,395.92 = 201,535.44/x - Step 3: Cross multiply
371,301.36x = 512,395.92 × 201,535.44 - Step 4: Simplify right side
371,301.36x = 103,265,937,191.41 - Step 5: Solve for x
x = 103,265,937,191.41/371,301.36 - Step 6: Final answer
x = 278,118.93
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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.