Finding the Fourth Proportional to 415,776.06, 573,859.98 and 262,717.07
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Solution
The fourth proportional to 415,776.06, 573,859.98 and 262,717.07 is: 362,605.80
Step by Step Solution
- Step 1: Write the proportion equation
415,776.06 : 573,859.98 = 262,717.07 : x - Step 2: Convert to fraction form
415,776.06/573,859.98 = 262,717.07/x - Step 3: Cross multiply
415,776.06x = 573,859.98 × 262,717.07 - Step 4: Simplify right side
415,776.06x = 150,762,809,666.56 - Step 5: Solve for x
x = 150,762,809,666.56/415,776.06 - Step 6: Final answer
x = 362,605.80
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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.