Finding the Fourth Proportional to 467,824.69, 645,598.58 and 252,964.70
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Solution
The fourth proportional to 467,824.69, 645,598.58 and 252,964.70 is: 349,091.56
Step by Step Solution
- Step 1: Write the proportion equation
467,824.69 : 645,598.58 = 252,964.70 : x - Step 2: Convert to fraction form
467,824.69/645,598.58 = 252,964.70/x - Step 3: Cross multiply
467,824.69x = 645,598.58 × 252,964.70 - Step 4: Simplify right side
467,824.69x = 163,313,651,110.13 - Step 5: Solve for x
x = 163,313,651,110.13/467,824.69 - Step 6: Final answer
x = 349,091.56
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.