Finding the Fourth Proportional to 857,535.08, 1,286,313.50 and 324,913.04
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Solution
The fourth proportional to 857,535.08, 1,286,313.50 and 324,913.04 is: 487,373.68
Step by Step Solution
- Step 1: Write the proportion equation
857,535.08 : 1,286,313.50 = 324,913.04 : x - Step 2: Convert to fraction form
857,535.08/1,286,313.50 = 324,913.04/x - Step 3: Cross multiply
857,535.08x = 1,286,313.50 × 324,913.04 - Step 4: Simplify right side
857,535.08x = 417,940,029,678.04 - Step 5: Solve for x
x = 417,940,029,678.04/857,535.08 - Step 6: Final answer
x = 487,373.68
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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.