Finding the Fourth Proportional to 667,562.60, 1,001,343.69 and 443,360.75
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Solution
The fourth proportional to 667,562.60, 1,001,343.69 and 443,360.75 is: 665,040.99
Step by Step Solution
- Step 1: Write the proportion equation
667,562.60 : 1,001,343.69 = 443,360.75 : x - Step 2: Convert to fraction form
667,562.60/1,001,343.69 = 443,360.75/x - Step 3: Cross multiply
667,562.60x = 1,001,343.69 × 443,360.75 - Step 4: Simplify right side
667,562.60x = 443,956,489,406.17 - Step 5: Solve for x
x = 443,956,489,406.17/667,562.60 - Step 6: Final answer
x = 665,040.99
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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.