Finding the Fourth Proportional to 576,937.08, 796,221.11 and 318,864.41
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Solution
The fourth proportional to 576,937.08, 796,221.11 and 318,864.41 is: 440,059.39
Step by Step Solution
- Step 1: Write the proportion equation
576,937.08 : 796,221.11 = 318,864.41 : x - Step 2: Convert to fraction form
576,937.08/796,221.11 = 318,864.41/x - Step 3: Cross multiply
576,937.08x = 796,221.11 × 318,864.41 - Step 4: Simplify right side
576,937.08x = 253,886,574,865.93 - Step 5: Solve for x
x = 253,886,574,865.93/576,937.08 - Step 6: Final answer
x = 440,059.39
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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.