Finding the Fourth Proportional to 894,452.05, 1,340,744.71 and 362,340.37
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Solution
The fourth proportional to 894,452.05, 1,340,744.71 and 362,340.37 is: 543,132.45
Step by Step Solution
- Step 1: Write the proportion equation
894,452.05 : 1,340,744.71 = 362,340.37 : x - Step 2: Convert to fraction form
894,452.05/1,340,744.71 = 362,340.37/x - Step 3: Cross multiply
894,452.05x = 1,340,744.71 × 362,340.37 - Step 4: Simplify right side
894,452.05x = 485,805,934,296.94 - Step 5: Solve for x
x = 485,805,934,296.94/894,452.05 - Step 6: Final answer
x = 543,132.45
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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.