Finding the Fourth Proportional to 444,403.68, 666,605.12 and 144,884.31
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Solution
The fourth proportional to 444,403.68, 666,605.12 and 144,884.31 is: 217,326.33
Step by Step Solution
- Step 1: Write the proportion equation
444,403.68 : 666,605.12 = 144,884.31 : x - Step 2: Convert to fraction form
444,403.68/666,605.12 = 144,884.31/x - Step 3: Cross multiply
444,403.68x = 666,605.12 × 144,884.31 - Step 4: Simplify right side
444,403.68x = 96,580,622,129.25 - Step 5: Solve for x
x = 96,580,622,129.25/444,403.68 - Step 6: Final answer
x = 217,326.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.