Finding the Fourth Proportional to 574,350.96, 861,526.68 and 258,438.84
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Solution
The fourth proportional to 574,350.96, 861,526.68 and 258,438.84 is: 387,658.37
Step by Step Solution
- Step 1: Write the proportion equation
574,350.96 : 861,526.68 = 258,438.84 : x - Step 2: Convert to fraction form
574,350.96/861,526.68 = 258,438.84/x - Step 3: Cross multiply
574,350.96x = 861,526.68 × 258,438.84 - Step 4: Simplify right side
574,350.96x = 222,651,955,808.25 - Step 5: Solve for x
x = 222,651,955,808.25/574,350.96 - Step 6: Final answer
x = 387,658.37
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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.