Finding the Fourth Proportional to 667,357.77, 1,001,134.26 and 193,981.62
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Solution
The fourth proportional to 667,357.77, 1,001,134.26 and 193,981.62 is: 291,000.80
Step by Step Solution
- Step 1: Write the proportion equation
667,357.77 : 1,001,134.26 = 193,981.62 : x - Step 2: Convert to fraction form
667,357.77/1,001,134.26 = 193,981.62/x - Step 3: Cross multiply
667,357.77x = 1,001,134.26 × 193,981.62 - Step 4: Simplify right side
667,357.77x = 194,201,645,592.30 - Step 5: Solve for x
x = 194,201,645,592.30/667,357.77 - Step 6: Final answer
x = 291,000.80
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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.