Finding the Fourth Proportional to 889,171.99, 1,333,758.94 and 416,189.50
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Solution
The fourth proportional to 889,171.99, 1,333,758.94 and 416,189.50 is: 624,284.70
Step by Step Solution
- Step 1: Write the proportion equation
889,171.99 : 1,333,758.94 = 416,189.50 : x - Step 2: Convert to fraction form
889,171.99/1,333,758.94 = 416,189.50/x - Step 3: Cross multiply
889,171.99x = 1,333,758.94 × 416,189.50 - Step 4: Simplify right side
889,171.99x = 555,096,466,359.13 - Step 5: Solve for x
x = 555,096,466,359.13/889,171.99 - Step 6: Final answer
x = 624,284.70
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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.