Finding the Fourth Proportional to 320,948.84, 481,470.21 and 96,327.04
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Solution
The fourth proportional to 320,948.84, 481,470.21 and 96,327.04 is: 144,504.65
Step by Step Solution
- Step 1: Write the proportion equation
320,948.84 : 481,470.21 = 96,327.04 : x - Step 2: Convert to fraction form
320,948.84/481,470.21 = 96,327.04/x - Step 3: Cross multiply
320,948.84x = 481,470.21 × 96,327.04 - Step 4: Simplify right side
320,948.84x = 46,378,600,177.48 - Step 5: Solve for x
x = 46,378,600,177.48/320,948.84 - Step 6: Final answer
x = 144,504.65
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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.