Finding the Fourth Proportional to 854,062, 1,178,605.80 and 466,879.12
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Solution
The fourth proportional to 854,062, 1,178,605.80 and 466,879.12 is: 644,293.32
Step by Step Solution
- Step 1: Write the proportion equation
854,062 : 1,178,605.80 = 466,879.12 : x - Step 2: Convert to fraction form
854,062/1,178,605.80 = 466,879.12/x - Step 3: Cross multiply
854,062x = 1,178,605.80 × 466,879.12 - Step 4: Simplify right side
854,062x = 550,266,438,730.90 - Step 5: Solve for x
x = 550,266,438,730.90/854,062 - Step 6: Final answer
x = 644,293.32
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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.