Finding the Fourth Proportional to 421,582.44, 632,092.76 and 232,132.02
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Solution
The fourth proportional to 421,582.44, 632,092.76 and 232,132.02 is: 348,043.37
Step by Step Solution
- Step 1: Write the proportion equation
421,582.44 : 632,092.76 = 232,132.02 : x - Step 2: Convert to fraction form
421,582.44/632,092.76 = 232,132.02/x - Step 3: Cross multiply
421,582.44x = 632,092.76 × 232,132.02 - Step 4: Simplify right side
421,582.44x = 146,728,972,595.24 - Step 5: Solve for x
x = 146,728,972,595.24/421,582.44 - Step 6: Final answer
x = 348,043.37
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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.