Finding the Fourth Proportional to 499,391.92, 749,158.96 and 162,324.19
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Solution
The fourth proportional to 499,391.92, 749,158.96 and 162,324.19 is: 243,509.39
Step by Step Solution
- Step 1: Write the proportion equation
499,391.92 : 749,158.96 = 162,324.19 : x - Step 2: Convert to fraction form
499,391.92/749,158.96 = 162,324.19/x - Step 3: Cross multiply
499,391.92x = 749,158.96 × 162,324.19 - Step 4: Simplify right side
499,391.92x = 121,606,621,363.24 - Step 5: Solve for x
x = 121,606,621,363.24/499,391.92 - Step 6: Final answer
x = 243,509.39
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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.