Finding the Fourth Proportional to 675,299.68, 931,001.60 and 433,161.92
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Solution
The fourth proportional to 675,299.68, 931,001.60 and 433,161.92 is: 597,178.49
Step by Step Solution
- Step 1: Write the proportion equation
675,299.68 : 931,001.60 = 433,161.92 : x - Step 2: Convert to fraction form
675,299.68/931,001.60 = 433,161.92/x - Step 3: Cross multiply
675,299.68x = 931,001.60 × 433,161.92 - Step 4: Simplify right side
675,299.68x = 403,274,440,579.07 - Step 5: Solve for x
x = 403,274,440,579.07/675,299.68 - Step 6: Final answer
x = 597,178.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.