Finding the Fourth Proportional to 487,007.44, 730,523.95 and 230,779.94
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Solution
The fourth proportional to 487,007.44, 730,523.95 and 230,779.94 is: 346,175.96
Step by Step Solution
- Step 1: Write the proportion equation
487,007.44 : 730,523.95 = 230,779.94 : x - Step 2: Convert to fraction form
487,007.44/730,523.95 = 230,779.94/x - Step 3: Cross multiply
487,007.44x = 730,523.95 × 230,779.94 - Step 4: Simplify right side
487,007.44x = 168,590,269,119.99 - Step 5: Solve for x
x = 168,590,269,119.99/487,007.44 - Step 6: Final answer
x = 346,175.96
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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.