Finding the Fourth Proportional to 566,942.24, 782,380.35 and 312,293.43
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Solution
The fourth proportional to 566,942.24, 782,380.35 and 312,293.43 is: 430,964.96
Step by Step Solution
- Step 1: Write the proportion equation
566,942.24 : 782,380.35 = 312,293.43 : x - Step 2: Convert to fraction form
566,942.24/782,380.35 = 312,293.43/x - Step 3: Cross multiply
566,942.24x = 782,380.35 × 312,293.43 - Step 4: Simplify right side
566,942.24x = 244,332,243,066.10 - Step 5: Solve for x
x = 244,332,243,066.10/566,942.24 - Step 6: Final answer
x = 430,964.96
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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.