Finding the Fourth Proportional to 426,780.96, 588,907.53 and 235,782.96
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Solution
The fourth proportional to 426,780.96, 588,907.53 and 235,782.96 is: 325,352.75
Step by Step Solution
- Step 1: Write the proportion equation
426,780.96 : 588,907.53 = 235,782.96 : x - Step 2: Convert to fraction form
426,780.96/588,907.53 = 235,782.96/x - Step 3: Cross multiply
426,780.96x = 588,907.53 × 235,782.96 - Step 4: Simplify right side
426,780.96x = 138,854,360,589.69 - Step 5: Solve for x
x = 138,854,360,589.69/426,780.96 - Step 6: Final answer
x = 325,352.75
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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.