Finding the Fourth Proportional to 284,383.20, 426,652.74 and 124,430.14
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Solution
The fourth proportional to 284,383.20, 426,652.74 and 124,430.14 is: 186,679.31
Step by Step Solution
- Step 1: Write the proportion equation
284,383.20 : 426,652.74 = 124,430.14 : x - Step 2: Convert to fraction form
284,383.20/426,652.74 = 124,430.14/x - Step 3: Cross multiply
284,383.20x = 426,652.74 × 124,430.14 - Step 4: Simplify right side
284,383.20x = 53,088,460,169.58 - Step 5: Solve for x
x = 53,088,460,169.58/284,383.20 - Step 6: Final answer
x = 186,679.31
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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.