Finding the Fourth Proportional to 930,267.21, 1,393,366.38 and 659,574.84
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Solution
The fourth proportional to 930,267.21, 1,393,366.38 and 659,574.84 is: 987,919.80
Step by Step Solution
- Step 1: Write the proportion equation
930,267.21 : 1,393,366.38 = 659,574.84 : x - Step 2: Convert to fraction form
930,267.21/1,393,366.38 = 659,574.84/x - Step 3: Cross multiply
930,267.21x = 1,393,366.38 × 659,574.84 - Step 4: Simplify right side
930,267.21x = 919,029,399,451.35 - Step 5: Solve for x
x = 919,029,399,451.35/930,267.21 - Step 6: Final answer
x = 987,919.80
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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.