Finding the Fourth Proportional to 574,330.20, 861,495.09 and 153,595.14
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Solution
The fourth proportional to 574,330.20, 861,495.09 and 153,595.14 is: 230,392.65
Step by Step Solution
- Step 1: Write the proportion equation
574,330.20 : 861,495.09 = 153,595.14 : x - Step 2: Convert to fraction form
574,330.20/861,495.09 = 153,595.14/x - Step 3: Cross multiply
574,330.20x = 861,495.09 × 153,595.14 - Step 4: Simplify right side
574,330.20x = 132,321,456,015.25 - Step 5: Solve for x
x = 132,321,456,015.25/574,330.20 - Step 6: Final answer
x = 230,392.65
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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.