Finding the Fourth Proportional to 426,226.23, 588,189.30 and 235,239.62
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Solution
The fourth proportional to 426,226.23, 588,189.30 and 235,239.62 is: 324,629.07
Step by Step Solution
- Step 1: Write the proportion equation
426,226.23 : 588,189.30 = 235,239.62 : x - Step 2: Convert to fraction form
426,226.23/588,189.30 = 235,239.62/x - Step 3: Cross multiply
426,226.23x = 588,189.30 × 235,239.62 - Step 4: Simplify right side
426,226.23x = 138,365,424,479.12 - Step 5: Solve for x
x = 138,365,424,479.12/426,226.23 - Step 6: Final answer
x = 324,629.07
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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.