Finding the Fourth Proportional to 652,163.20, 978,244.80 and 577,367.80
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Solution
The fourth proportional to 652,163.20, 978,244.80 and 577,367.80 is: 866,051.70
Step by Step Solution
- Step 1: Write the proportion equation
652,163.20 : 978,244.80 = 577,367.80 : x - Step 2: Convert to fraction form
652,163.20/978,244.80 = 577,367.80/x - Step 3: Cross multiply
652,163.20x = 978,244.80 × 577,367.80 - Step 4: Simplify right side
652,163.20x = 564,807,048,037.44 - Step 5: Solve for x
x = 564,807,048,037.44/652,163.20 - Step 6: Final answer
x = 866,051.70
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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.