Finding the Fourth Proportional to 576,898.25, 796,102.82 and 318,771.10
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Solution
The fourth proportional to 576,898.25, 796,102.82 and 318,771.10 is: 439,894.84
Step by Step Solution
- Step 1: Write the proportion equation
576,898.25 : 796,102.82 = 318,771.10 : x - Step 2: Convert to fraction form
576,898.25/796,102.82 = 318,771.10/x - Step 3: Cross multiply
576,898.25x = 796,102.82 × 318,771.10 - Step 4: Simplify right side
576,898.25x = 253,774,566,070.13 - Step 5: Solve for x
x = 253,774,566,070.13/576,898.25 - Step 6: Final answer
x = 439,894.84
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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.