Finding the Fourth Proportional to 432,717.08, 597,172.49 and 260,689.19
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Solution
The fourth proportional to 432,717.08, 597,172.49 and 260,689.19 is: 359,764.89
Step by Step Solution
- Step 1: Write the proportion equation
432,717.08 : 597,172.49 = 260,689.19 : x - Step 2: Convert to fraction form
432,717.08/597,172.49 = 260,689.19/x - Step 3: Cross multiply
432,717.08x = 597,172.49 × 260,689.19 - Step 4: Simplify right side
432,717.08x = 155,676,412,708.38 - Step 5: Solve for x
x = 155,676,412,708.38/432,717.08 - Step 6: Final answer
x = 359,764.89
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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.