Finding the Fourth Proportional to 460,133.64, 690,401.37 and 160,828.99
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Solution
The fourth proportional to 460,133.64, 690,401.37 and 160,828.99 is: 241,313.71
Step by Step Solution
- Step 1: Write the proportion equation
460,133.64 : 690,401.37 = 160,828.99 : x - Step 2: Convert to fraction form
460,133.64/690,401.37 = 160,828.99/x - Step 3: Cross multiply
460,133.64x = 690,401.37 × 160,828.99 - Step 4: Simplify right side
460,133.64x = 111,036,555,031.72 - Step 5: Solve for x
x = 111,036,555,031.72/460,133.64 - Step 6: Final answer
x = 241,313.71
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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.