Finding the Fourth Proportional to 426,788.83, 588,992.21 and 235,798.12
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Solution
The fourth proportional to 426,788.83, 588,992.21 and 235,798.12 is: 325,414.46
Step by Step Solution
- Step 1: Write the proportion equation
426,788.83 : 588,992.21 = 235,798.12 : x - Step 2: Convert to fraction form
426,788.83/588,992.21 = 235,798.12/x - Step 3: Cross multiply
426,788.83x = 588,992.21 × 235,798.12 - Step 4: Simplify right side
426,788.83x = 138,883,255,812.65 - Step 5: Solve for x
x = 138,883,255,812.65/426,788.83 - Step 6: Final answer
x = 325,414.46
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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.