Finding the Fourth Proportional to 853,175.04, 1,177,377.84 and 471,199.92
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Solution
The fourth proportional to 853,175.04, 1,177,377.84 and 471,199.92 is: 650,253.84
Step by Step Solution
- Step 1: Write the proportion equation
853,175.04 : 1,177,377.84 = 471,199.92 : x - Step 2: Convert to fraction form
853,175.04/1,177,377.84 = 471,199.92/x - Step 3: Cross multiply
853,175.04x = 1,177,377.84 × 471,199.92 - Step 4: Simplify right side
853,175.04x = 554,780,344,017.77 - Step 5: Solve for x
x = 554,780,344,017.77/853,175.04 - Step 6: Final answer
x = 650,253.84
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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.