Finding the Fourth Proportional to 645,711.97, 968,232.83 and 190,244.09
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Solution
The fourth proportional to 645,711.97, 968,232.83 and 190,244.09 is: 285,267.40
Step by Step Solution
- Step 1: Write the proportion equation
645,711.97 : 968,232.83 = 190,244.09 : x - Step 2: Convert to fraction form
645,711.97/968,232.83 = 190,244.09/x - Step 3: Cross multiply
645,711.97x = 968,232.83 × 190,244.09 - Step 4: Simplify right side
645,711.97x = 184,200,573,651.48 - Step 5: Solve for x
x = 184,200,573,651.48/645,711.97 - Step 6: Final answer
x = 285,267.40
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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.