Finding the Fourth Proportional to 353,485.85, 530,534.34 and 185,123.97
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Solution
The fourth proportional to 353,485.85, 530,534.34 and 185,123.97 is: 277,845.99
Step by Step Solution
- Step 1: Write the proportion equation
353,485.85 : 530,534.34 = 185,123.97 : x - Step 2: Convert to fraction form
353,485.85/530,534.34 = 185,123.97/x - Step 3: Cross multiply
353,485.85x = 530,534.34 × 185,123.97 - Step 4: Simplify right side
353,485.85x = 98,214,623,242.13 - Step 5: Solve for x
x = 98,214,623,242.13/353,485.85 - Step 6: Final answer
x = 277,845.99
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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.