Finding the Fourth Proportional to 738,953.69, 1,019,767.43 and 432,956.84
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Solution
The fourth proportional to 738,953.69, 1,019,767.43 and 432,956.84 is: 597,487.08
Step by Step Solution
- Step 1: Write the proportion equation
738,953.69 : 1,019,767.43 = 432,956.84 : x - Step 2: Convert to fraction form
738,953.69/1,019,767.43 = 432,956.84/x - Step 3: Cross multiply
738,953.69x = 1,019,767.43 × 432,956.84 - Step 4: Simplify right side
738,953.69x = 441,515,280,011.28 - Step 5: Solve for x
x = 441,515,280,011.28/738,953.69 - Step 6: Final answer
x = 597,487.08
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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.