Finding the Fourth Proportional to 343,866.79, 474,514.86 and 190,896.04
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Solution
The fourth proportional to 343,866.79, 474,514.86 and 190,896.04 is: 263,424.70
Step by Step Solution
- Step 1: Write the proportion equation
343,866.79 : 474,514.86 = 190,896.04 : x - Step 2: Convert to fraction form
343,866.79/474,514.86 = 190,896.04/x - Step 3: Cross multiply
343,866.79x = 474,514.86 × 190,896.04 - Step 4: Simplify right side
343,866.79x = 90,583,007,695.15 - Step 5: Solve for x
x = 90,583,007,695.15/343,866.79 - Step 6: Final answer
x = 263,424.70
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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.