Finding the Fourth Proportional to 756,246.70, 1,134,370.05 and 504,304.30
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Solution
The fourth proportional to 756,246.70, 1,134,370.05 and 504,304.30 is: 756,456.45
Step by Step Solution
- Step 1: Write the proportion equation
756,246.70 : 1,134,370.05 = 504,304.30 : x - Step 2: Convert to fraction form
756,246.70/1,134,370.05 = 504,304.30/x - Step 3: Cross multiply
756,246.70x = 1,134,370.05 × 504,304.30 - Step 4: Simplify right side
756,246.70x = 572,067,694,006.22 - Step 5: Solve for x
x = 572,067,694,006.22/756,246.70 - Step 6: Final answer
x = 756,456.45
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1.5x scale
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.