Finding the Fourth Proportional to 909,663.75, 1,364,490.18 and 235,743.39
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Solution
The fourth proportional to 909,663.75, 1,364,490.18 and 235,743.39 is: 353,613.67
Step by Step Solution
- Step 1: Write the proportion equation
909,663.75 : 1,364,490.18 = 235,743.39 : x - Step 2: Convert to fraction form
909,663.75/1,364,490.18 = 235,743.39/x - Step 3: Cross multiply
909,663.75x = 1,364,490.18 × 235,743.39 - Step 4: Simplify right side
909,663.75x = 321,669,540,654.91 - Step 5: Solve for x
x = 321,669,540,654.91/909,663.75 - Step 6: Final answer
x = 353,613.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.