Finding the Fourth Proportional to 418,675.46, 577,559.12 and 273,566.07
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Solution
The fourth proportional to 418,675.46, 577,559.12 and 273,566.07 is: 377,381.99
Step by Step Solution
- Step 1: Write the proportion equation
418,675.46 : 577,559.12 = 273,566.07 : x - Step 2: Convert to fraction form
418,675.46/577,559.12 = 273,566.07/x - Step 3: Cross multiply
418,675.46x = 577,559.12 × 273,566.07 - Step 4: Simplify right side
418,675.46x = 158,000,577,283.23 - Step 5: Solve for x
x = 158,000,577,283.23/418,675.46 - Step 6: Final answer
x = 377,381.99
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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.