Finding the Fourth Proportional to 332,514.90, 498,432.15 and 163,775.70
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Solution
The fourth proportional to 332,514.90, 498,432.15 and 163,775.70 is: 245,495.99
Step by Step Solution
- Step 1: Write the proportion equation
332,514.90 : 498,432.15 = 163,775.70 : x - Step 2: Convert to fraction form
332,514.90/498,432.15 = 163,775.70/x - Step 3: Cross multiply
332,514.90x = 498,432.15 × 163,775.70 - Step 4: Simplify right side
332,514.90x = 81,631,074,268.76 - Step 5: Solve for x
x = 81,631,074,268.76/332,514.90 - Step 6: Final answer
x = 245,495.99
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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.