Finding the Fourth Proportional to 396,347.24, 594,582.80 and 130,047.18
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Solution
The fourth proportional to 396,347.24, 594,582.80 and 130,047.18 is: 195,091.09
Step by Step Solution
- Step 1: Write the proportion equation
396,347.24 : 594,582.80 = 130,047.18 : x - Step 2: Convert to fraction form
396,347.24/594,582.80 = 130,047.18/x - Step 3: Cross multiply
396,347.24x = 594,582.80 × 130,047.18 - Step 4: Simplify right side
396,347.24x = 77,323,815,766.27 - Step 5: Solve for x
x = 77,323,815,766.27/396,347.24 - Step 6: Final answer
x = 195,091.09
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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.