Finding the Fourth Proportional to 306,025.09, 459,037.28 and 106,345.49
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Solution
The fourth proportional to 306,025.09, 459,037.28 and 106,345.49 is: 159,518.11
Step by Step Solution
- Step 1: Write the proportion equation
306,025.09 : 459,037.28 = 106,345.49 : x - Step 2: Convert to fraction form
306,025.09/459,037.28 = 106,345.49/x - Step 3: Cross multiply
306,025.09x = 459,037.28 × 106,345.49 - Step 4: Simplify right side
306,025.09x = 48,816,544,424.44 - Step 5: Solve for x
x = 48,816,544,424.44/306,025.09 - Step 6: Final answer
x = 159,518.11
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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.