Finding the Fourth Proportional to 396,625.68, 594,347.76 and 219,183.48
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Solution
The fourth proportional to 396,625.68, 594,347.76 and 219,183.48 is: 328,448.75
Step by Step Solution
- Step 1: Write the proportion equation
396,625.68 : 594,347.76 = 219,183.48 : x - Step 2: Convert to fraction form
396,625.68/594,347.76 = 219,183.48/x - Step 3: Cross multiply
396,625.68x = 594,347.76 × 219,183.48 - Step 4: Simplify right side
396,625.68x = 130,271,210,367.01 - Step 5: Solve for x
x = 130,271,210,367.01/396,625.68 - Step 6: Final answer
x = 328,448.75
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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.