Finding the Fourth Proportional to 277,697.13, 383,221.36 and 150,372.72
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Solution
The fourth proportional to 277,697.13, 383,221.36 and 150,372.72 is: 207,513.99
Step by Step Solution
- Step 1: Write the proportion equation
277,697.13 : 383,221.36 = 150,372.72 : x - Step 2: Convert to fraction form
277,697.13/383,221.36 = 150,372.72/x - Step 3: Cross multiply
277,697.13x = 383,221.36 × 150,372.72 - Step 4: Simplify right side
277,697.13x = 57,626,038,453.27 - Step 5: Solve for x
x = 57,626,038,453.27/277,697.13 - Step 6: Final answer
x = 207,513.99
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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.