Finding the Fourth Proportional to 351,268.65, 484,749.36 and 190,126.44
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Solution
The fourth proportional to 351,268.65, 484,749.36 and 190,126.44 is: 262,373.74
Step by Step Solution
- Step 1: Write the proportion equation
351,268.65 : 484,749.36 = 190,126.44 : x - Step 2: Convert to fraction form
351,268.65/484,749.36 = 190,126.44/x - Step 3: Cross multiply
351,268.65x = 484,749.36 × 190,126.44 - Step 4: Simplify right side
351,268.65x = 92,163,670,109.08 - Step 5: Solve for x
x = 92,163,670,109.08/351,268.65 - Step 6: Final answer
x = 262,373.74
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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.