Finding the Fourth Proportional to 371,102.88, 556,652.82 and 134,390.28
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Solution
The fourth proportional to 371,102.88, 556,652.82 and 134,390.28 is: 201,584.88
Step by Step Solution
- Step 1: Write the proportion equation
371,102.88 : 556,652.82 = 134,390.28 : x - Step 2: Convert to fraction form
371,102.88/556,652.82 = 134,390.28/x - Step 3: Cross multiply
371,102.88x = 556,652.82 × 134,390.28 - Step 4: Simplify right side
371,102.88x = 74,808,728,342.59 - Step 5: Solve for x
x = 74,808,728,342.59/371,102.88 - Step 6: Final answer
x = 201,584.88
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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.