Finding the Fourth Proportional to 471,005.62, 706,272.99 and 201,090.94
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Solution
The fourth proportional to 471,005.62, 706,272.99 and 201,090.94 is: 301,535.89
Step by Step Solution
- Step 1: Write the proportion equation
471,005.62 : 706,272.99 = 201,090.94 : x - Step 2: Convert to fraction form
471,005.62/706,272.99 = 201,090.94/x - Step 3: Cross multiply
471,005.62x = 706,272.99 × 201,090.94 - Step 4: Simplify right side
471,005.62x = 142,025,099,455.71 - Step 5: Solve for x
x = 142,025,099,455.71/471,005.62 - Step 6: Final answer
x = 301,535.89
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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.