Finding the Fourth Proportional to 756,536.28, 1,134,843.34 and 195,575.64
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Solution
The fourth proportional to 756,536.28, 1,134,843.34 and 195,575.64 is: 293,373.52
Step by Step Solution
- Step 1: Write the proportion equation
756,536.28 : 1,134,843.34 = 195,575.64 : x - Step 2: Convert to fraction form
756,536.28/1,134,843.34 = 195,575.64/x - Step 3: Cross multiply
756,536.28x = 1,134,843.34 × 195,575.64 - Step 4: Simplify right side
756,536.28x = 221,947,712,520.24 - Step 5: Solve for x
x = 221,947,712,520.24/756,536.28 - Step 6: Final answer
x = 293,373.52
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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.