Finding the Fourth Proportional to 424,189.52, 585,394.28 and 242,959.92
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Solution
The fourth proportional to 424,189.52, 585,394.28 and 242,959.92 is: 335,291.99
Step by Step Solution
- Step 1: Write the proportion equation
424,189.52 : 585,394.28 = 242,959.92 : x - Step 2: Convert to fraction form
424,189.52/585,394.28 = 242,959.92/x - Step 3: Cross multiply
424,189.52x = 585,394.28 × 242,959.92 - Step 4: Simplify right side
424,189.52x = 142,227,347,437.26 - Step 5: Solve for x
x = 142,227,347,437.26/424,189.52 - Step 6: Final answer
x = 335,291.99
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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.