Finding the Fourth Proportional to 791,397.96, 1,187,086.62 and 192,357.42
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Solution
The fourth proportional to 791,397.96, 1,187,086.62 and 192,357.42 is: 288,533.62
Step by Step Solution
- Step 1: Write the proportion equation
791,397.96 : 1,187,086.62 = 192,357.42 : x - Step 2: Convert to fraction form
791,397.96/1,187,086.62 = 192,357.42/x - Step 3: Cross multiply
791,397.96x = 1,187,086.62 × 192,357.42 - Step 4: Simplify right side
791,397.96x = 228,344,919,539.72 - Step 5: Solve for x
x = 228,344,919,539.72/791,397.96 - Step 6: Final answer
x = 288,533.62
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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.