Finding the Fourth Proportional to 514,800.56, 771,347.40 and 364,295.12
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Solution
The fourth proportional to 514,800.56, 771,347.40 and 364,295.12 is: 545,838.75
Step by Step Solution
- Step 1: Write the proportion equation
514,800.56 : 771,347.40 = 364,295.12 : x - Step 2: Convert to fraction form
514,800.56/771,347.40 = 364,295.12/x - Step 3: Cross multiply
514,800.56x = 771,347.40 × 364,295.12 - Step 4: Simplify right side
514,800.56x = 280,998,093,644.69 - Step 5: Solve for x
x = 280,998,093,644.69/514,800.56 - Step 6: Final answer
x = 545,838.75
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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.