Finding the Fourth Proportional to 343,924.11, 474,616.26 and 190,962.63
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Solution
The fourth proportional to 343,924.11, 474,616.26 and 190,962.63 is: 263,528.98
Step by Step Solution
- Step 1: Write the proportion equation
343,924.11 : 474,616.26 = 190,962.63 : x - Step 2: Convert to fraction form
343,924.11/474,616.26 = 190,962.63/x - Step 3: Cross multiply
343,924.11x = 474,616.26 × 190,962.63 - Step 4: Simplify right side
343,924.11x = 90,633,969,250.36 - Step 5: Solve for x
x = 90,633,969,250.36/343,924.11 - Step 6: Final answer
x = 263,528.98
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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.