Finding the Fourth Proportional to 185,299.20, 277,652.16 and 180,378.36
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Solution
The fourth proportional to 185,299.20, 277,652.16 and 180,378.36 is: 270,278.78
Step by Step Solution
- Step 1: Write the proportion equation
185,299.20 : 277,652.16 = 180,378.36 : x - Step 2: Convert to fraction form
185,299.20/277,652.16 = 180,378.36/x - Step 3: Cross multiply
185,299.20x = 277,652.16 × 180,378.36 - Step 4: Simplify right side
185,299.20x = 50,082,441,271.26 - Step 5: Solve for x
x = 50,082,441,271.26/185,299.20 - Step 6: Final answer
x = 270,278.78
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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.