Finding the Fourth Proportional to 854,329.58, 1,178,960.19 and 609,764.66
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Solution
The fourth proportional to 854,329.58, 1,178,960.19 and 609,764.66 is: 841,464.79
Step by Step Solution
- Step 1: Write the proportion equation
854,329.58 : 1,178,960.19 = 609,764.66 : x - Step 2: Convert to fraction form
854,329.58/1,178,960.19 = 609,764.66/x - Step 3: Cross multiply
854,329.58x = 1,178,960.19 × 609,764.66 - Step 4: Simplify right side
854,329.58x = 718,888,259,408.89 - Step 5: Solve for x
x = 718,888,259,408.89/854,329.58 - Step 6: Final answer
x = 841,464.79
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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.