Finding the Fourth Proportional to 310,287.66, 465,194.69 and 160,432.28
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Solution
The fourth proportional to 310,287.66, 465,194.69 and 160,432.28 is: 240,525.99
Step by Step Solution
- Step 1: Write the proportion equation
310,287.66 : 465,194.69 = 160,432.28 : x - Step 2: Convert to fraction form
310,287.66/465,194.69 = 160,432.28/x - Step 3: Cross multiply
310,287.66x = 465,194.69 × 160,432.28 - Step 4: Simplify right side
310,287.66x = 74,632,244,760.59 - Step 5: Solve for x
x = 74,632,244,760.59/310,287.66 - Step 6: Final answer
x = 240,525.99
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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.