Finding the Fourth Proportional to 943,189.20, 1,413,894.42 and 469,426.68
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Solution
The fourth proportional to 943,189.20, 1,413,894.42 and 469,426.68 is: 703,697.37
Step by Step Solution
- Step 1: Write the proportion equation
943,189.20 : 1,413,894.42 = 469,426.68 : x - Step 2: Convert to fraction form
943,189.20/1,413,894.42 = 469,426.68/x - Step 3: Cross multiply
943,189.20x = 1,413,894.42 × 469,426.68 - Step 4: Simplify right side
943,189.20x = 663,719,763,451.13 - Step 5: Solve for x
x = 663,719,763,451.13/943,189.20 - Step 6: Final answer
x = 703,697.37
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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.