Finding the Fourth Proportional to 646,170.08, 891,798.28 and 370,635.44
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Solution
The fourth proportional to 646,170.08, 891,798.28 and 370,635.44 is: 511,524.84
Step by Step Solution
- Step 1: Write the proportion equation
646,170.08 : 891,798.28 = 370,635.44 : x - Step 2: Convert to fraction form
646,170.08/891,798.28 = 370,635.44/x - Step 3: Cross multiply
646,170.08x = 891,798.28 × 370,635.44 - Step 4: Simplify right side
646,170.08x = 330,532,047,899.04 - Step 5: Solve for x
x = 330,532,047,899.04/646,170.08 - Step 6: Final answer
x = 511,524.84
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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.