Finding the Fourth Proportional to 659,416.80, 987,958.80 and 566,104.80
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Solution
The fourth proportional to 659,416.80, 987,958.80 and 566,104.80 is: 848,155.85
Step by Step Solution
- Step 1: Write the proportion equation
659,416.80 : 987,958.80 = 566,104.80 : x - Step 2: Convert to fraction form
659,416.80/987,958.80 = 566,104.80/x - Step 3: Cross multiply
659,416.80x = 987,958.80 × 566,104.80 - Step 4: Simplify right side
659,416.80x = 559,288,218,882.24 - Step 5: Solve for x
x = 559,288,218,882.24/659,416.80 - Step 6: Final answer
x = 848,155.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.