Finding the Fourth Proportional to 471,286.08, 706,822.58 and 134,319.50
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Solution
The fourth proportional to 471,286.08, 706,822.58 and 134,319.50 is: 201,448.89
Step by Step Solution
- Step 1: Write the proportion equation
471,286.08 : 706,822.58 = 134,319.50 : x - Step 2: Convert to fraction form
471,286.08/706,822.58 = 134,319.50/x - Step 3: Cross multiply
471,286.08x = 706,822.58 × 134,319.50 - Step 4: Simplify right side
471,286.08x = 94,940,055,534.31 - Step 5: Solve for x
x = 94,940,055,534.31/471,286.08 - Step 6: Final answer
x = 201,448.89
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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.