Finding the Fourth Proportional to 457,451.26, 631,265.80 and 263,866.99
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Solution
The fourth proportional to 457,451.26, 631,265.80 and 263,866.99 is: 364,126.68
Step by Step Solution
- Step 1: Write the proportion equation
457,451.26 : 631,265.80 = 263,866.99 : x - Step 2: Convert to fraction form
457,451.26/631,265.80 = 263,866.99/x - Step 3: Cross multiply
457,451.26x = 631,265.80 × 263,866.99 - Step 4: Simplify right side
457,451.26x = 166,570,206,535.94 - Step 5: Solve for x
x = 166,570,206,535.94/457,451.26 - Step 6: Final answer
x = 364,126.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.