Finding the Fourth Proportional to 556,753.41, 835,122.81 and 136,032.93
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Solution
The fourth proportional to 556,753.41, 835,122.81 and 136,032.93 is: 204,047.61
Step by Step Solution
- Step 1: Write the proportion equation
556,753.41 : 835,122.81 = 136,032.93 : x - Step 2: Convert to fraction form
556,753.41/835,122.81 = 136,032.93/x - Step 3: Cross multiply
556,753.41x = 835,122.81 × 136,032.93 - Step 4: Simplify right side
556,753.41x = 113,604,202,754.13 - Step 5: Solve for x
x = 113,604,202,754.13/556,753.41 - Step 6: Final answer
x = 204,047.61
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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.