Finding the Fourth Proportional to 370,961.97, 556,487.10 and 118,153.68
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Solution
The fourth proportional to 370,961.97, 556,487.10 and 118,153.68 is: 177,244.58
Step by Step Solution
- Step 1: Write the proportion equation
370,961.97 : 556,487.10 = 118,153.68 : x - Step 2: Convert to fraction form
370,961.97/556,487.10 = 118,153.68/x - Step 3: Cross multiply
370,961.97x = 556,487.10 × 118,153.68 - Step 4: Simplify right side
370,961.97x = 65,750,998,737.53 - Step 5: Solve for x
x = 65,750,998,737.53/370,961.97 - Step 6: Final answer
x = 177,244.58
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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.