Finding the Fourth Proportional to 854,077.36, 1,178,627.04 and 472,104.08
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Solution
The fourth proportional to 854,077.36, 1,178,627.04 and 472,104.08 is: 651,503.79
Step by Step Solution
- Step 1: Write the proportion equation
854,077.36 : 1,178,627.04 = 472,104.08 : x - Step 2: Convert to fraction form
854,077.36/1,178,627.04 = 472,104.08/x - Step 3: Cross multiply
854,077.36x = 1,178,627.04 × 472,104.08 - Step 4: Simplify right side
854,077.36x = 556,434,634,382.32 - Step 5: Solve for x
x = 556,434,634,382.32/854,077.36 - Step 6: Final answer
x = 651,503.79
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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.