Finding the Fourth Proportional to 855,199.62, 1,180,199.97 and 473,261.94
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Solution
The fourth proportional to 855,199.62, 1,180,199.97 and 473,261.94 is: 653,115.03
Step by Step Solution
- Step 1: Write the proportion equation
855,199.62 : 1,180,199.97 = 473,261.94 : x - Step 2: Convert to fraction form
855,199.62/1,180,199.97 = 473,261.94/x - Step 3: Cross multiply
855,199.62x = 1,180,199.97 × 473,261.94 - Step 4: Simplify right side
855,199.62x = 558,543,727,390.14 - Step 5: Solve for x
x = 558,543,727,390.14/855,199.62 - Step 6: Final answer
x = 653,115.03
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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.