Finding the Fourth Proportional to 1,072,045.44, 1,608,301.44 and 324,072
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Solution
The fourth proportional to 1,072,045.44, 1,608,301.44 and 324,072 is: 486,178.52
Step by Step Solution
- Step 1: Write the proportion equation
1,072,045.44 : 1,608,301.44 = 324,072 : x - Step 2: Convert to fraction form
1,072,045.44/1,608,301.44 = 324,072/x - Step 3: Cross multiply
1,072,045.44x = 1,608,301.44 × 324,072 - Step 4: Simplify right side
1,072,045.44x = 521,205,464,263.68 - Step 5: Solve for x
x = 521,205,464,263.68/1,072,045.44 - Step 6: Final answer
x = 486,178.52
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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.