Finding the Fourth Proportional to 514,794.56, 771,338.40 and 364,289.12
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Solution
The fourth proportional to 514,794.56, 771,338.40 and 364,289.12 is: 545,829.75
Step by Step Solution
- Step 1: Write the proportion equation
514,794.56 : 771,338.40 = 364,289.12 : x - Step 2: Convert to fraction form
514,794.56/771,338.40 = 364,289.12/x - Step 3: Cross multiply
514,794.56x = 771,338.40 × 364,289.12 - Step 4: Simplify right side
514,794.56x = 280,990,186,958.21 - Step 5: Solve for x
x = 280,990,186,958.21/514,794.56 - Step 6: Final answer
x = 545,829.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.