Finding the Fourth Proportional to 574,646.69, 861,967.29 and 175,289.55
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Solution
The fourth proportional to 574,646.69, 861,967.29 and 175,289.55 is: 262,933.49
Step by Step Solution
- Step 1: Write the proportion equation
574,646.69 : 861,967.29 = 175,289.55 : x - Step 2: Convert to fraction form
574,646.69/861,967.29 = 175,289.55/x - Step 3: Cross multiply
574,646.69x = 861,967.29 × 175,289.55 - Step 4: Simplify right side
574,646.69x = 151,093,858,378.82 - Step 5: Solve for x
x = 151,093,858,378.82/574,646.69 - Step 6: Final answer
x = 262,933.49
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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.