Finding the Fourth Proportional to 245,150.04, 338,170.50 and 227,810.79
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Solution
The fourth proportional to 245,150.04, 338,170.50 and 227,810.79 is: 314,251.99
Step by Step Solution
- Step 1: Write the proportion equation
245,150.04 : 338,170.50 = 227,810.79 : x - Step 2: Convert to fraction form
245,150.04/338,170.50 = 227,810.79/x - Step 3: Cross multiply
245,150.04x = 338,170.50 × 227,810.79 - Step 4: Simplify right side
245,150.04x = 77,038,888,759.70 - Step 5: Solve for x
x = 77,038,888,759.70/245,150.04 - Step 6: Final answer
x = 314,251.99
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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.