Finding the Fourth Proportional to 475,107.22, 711,669.18 and 284,964.58
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Solution
The fourth proportional to 475,107.22, 711,669.18 and 284,964.58 is: 426,852.09
Step by Step Solution
- Step 1: Write the proportion equation
475,107.22 : 711,669.18 = 284,964.58 : x - Step 2: Convert to fraction form
475,107.22/711,669.18 = 284,964.58/x - Step 3: Cross multiply
475,107.22x = 711,669.18 × 284,964.58 - Step 4: Simplify right side
475,107.22x = 202,800,508,977.64 - Step 5: Solve for x
x = 202,800,508,977.64/475,107.22 - Step 6: Final answer
x = 426,852.09
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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.