Finding the Fourth Proportional to 370,711.11, 556,109.88 and 134,165.19
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Solution
The fourth proportional to 370,711.11, 556,109.88 and 134,165.19 is: 201,263.43
Step by Step Solution
- Step 1: Write the proportion equation
370,711.11 : 556,109.88 = 134,165.19 : x - Step 2: Convert to fraction form
370,711.11/556,109.88 = 134,165.19/x - Step 3: Cross multiply
370,711.11x = 556,109.88 × 134,165.19 - Step 4: Simplify right side
370,711.11x = 74,610,587,711.08 - Step 5: Solve for x
x = 74,610,587,711.08/370,711.11 - Step 6: Final answer
x = 201,263.43
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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.