Finding the Fourth Proportional to 277,900.11, 383,509.60 and 168,966.99
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Solution
The fourth proportional to 277,900.11, 383,509.60 and 168,966.99 is: 233,178.97
Step by Step Solution
- Step 1: Write the proportion equation
277,900.11 : 383,509.60 = 168,966.99 : x - Step 2: Convert to fraction form
277,900.11/383,509.60 = 168,966.99/x - Step 3: Cross multiply
277,900.11x = 383,509.60 × 168,966.99 - Step 4: Simplify right side
277,900.11x = 64,800,461,903.27 - Step 5: Solve for x
x = 64,800,461,903.27/277,900.11 - Step 6: Final answer
x = 233,178.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.