Finding the Fourth Proportional to 397,246.97, 596,132.89 and 186,901.31
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Solution
The fourth proportional to 397,246.97, 596,132.89 and 186,901.31 is: 280,475.44
Step by Step Solution
- Step 1: Write the proportion equation
397,246.97 : 596,132.89 = 186,901.31 : x - Step 2: Convert to fraction form
397,246.97/596,132.89 = 186,901.31/x - Step 3: Cross multiply
397,246.97x = 596,132.89 × 186,901.31 - Step 4: Simplify right side
397,246.97x = 111,418,018,075.09 - Step 5: Solve for x
x = 111,418,018,075.09/397,246.97 - Step 6: Final answer
x = 280,475.44
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1.5x scale
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.