Finding the Fourth Proportional to 332,206.89, 498,292.47 and 163,559.09
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Solution
The fourth proportional to 332,206.89, 498,292.47 and 163,559.09 is: 245,329.83
Step by Step Solution
- Step 1: Write the proportion equation
332,206.89 : 498,292.47 = 163,559.09 : x - Step 2: Convert to fraction form
332,206.89/498,292.47 = 163,559.09/x - Step 3: Cross multiply
332,206.89x = 498,292.47 × 163,559.09 - Step 4: Simplify right side
332,206.89x = 81,500,260,455.59 - Step 5: Solve for x
x = 81,500,260,455.59/332,206.89 - Step 6: Final answer
x = 245,329.83
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1.5x scale
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.