Finding the Fourth Proportional to 355,473.99, 533,102.54 and 186,902.87
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Solution
The fourth proportional to 355,473.99, 533,102.54 and 186,902.87 is: 280,297.28
Step by Step Solution
- Step 1: Write the proportion equation
355,473.99 : 533,102.54 = 186,902.87 : x - Step 2: Convert to fraction form
355,473.99/533,102.54 = 186,902.87/x - Step 3: Cross multiply
355,473.99x = 533,102.54 × 186,902.87 - Step 4: Simplify right side
355,473.99x = 99,638,391,130.26 - Step 5: Solve for x
x = 99,638,391,130.26/355,473.99 - Step 6: Final answer
x = 280,297.28
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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.