Finding the Fourth Proportional to 426,237.36, 588,206.34 and 235,249.38
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Solution
The fourth proportional to 426,237.36, 588,206.34 and 235,249.38 is: 324,643.47
Step by Step Solution
- Step 1: Write the proportion equation
426,237.36 : 588,206.34 = 235,249.38 : x - Step 2: Convert to fraction form
426,237.36/588,206.34 = 235,249.38/x - Step 3: Cross multiply
426,237.36x = 588,206.34 × 235,249.38 - Step 4: Simplify right side
426,237.36x = 138,375,176,797.07 - Step 5: Solve for x
x = 138,375,176,797.07/426,237.36 - Step 6: Final answer
x = 324,643.47
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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.