Finding the Fourth Proportional to 405,097.92, 559,035.18 and 235,342.98
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Solution
The fourth proportional to 405,097.92, 559,035.18 and 235,342.98 is: 324,773.34
Step by Step Solution
- Step 1: Write the proportion equation
405,097.92 : 559,035.18 = 235,342.98 : x - Step 2: Convert to fraction form
405,097.92/559,035.18 = 235,342.98/x - Step 3: Cross multiply
405,097.92x = 559,035.18 × 235,342.98 - Step 4: Simplify right side
405,097.92x = 131,565,005,186.04 - Step 5: Solve for x
x = 131,565,005,186.04/405,097.92 - Step 6: Final answer
x = 324,773.34
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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.