Finding the Fourth Proportional to 396,348.24, 594,584.30 and 130,048.18
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Solution
The fourth proportional to 396,348.24, 594,584.30 and 130,048.18 is: 195,092.59
Step by Step Solution
- Step 1: Write the proportion equation
396,348.24 : 594,584.30 = 130,048.18 : x - Step 2: Convert to fraction form
396,348.24/594,584.30 = 130,048.18/x - Step 3: Cross multiply
396,348.24x = 594,584.30 × 130,048.18 - Step 4: Simplify right side
396,348.24x = 77,324,606,071.57 - Step 5: Solve for x
x = 77,324,606,071.57/396,348.24 - Step 6: Final answer
x = 195,092.59
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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.