Finding the Fourth Proportional to 514,620.60, 709,756.98 and 362,163.92
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Solution
The fourth proportional to 514,620.60, 709,756.98 and 362,163.92 is: 499,491.02
Step by Step Solution
- Step 1: Write the proportion equation
514,620.60 : 709,756.98 = 362,163.92 : x - Step 2: Convert to fraction form
514,620.60/709,756.98 = 362,163.92/x - Step 3: Cross multiply
514,620.60x = 709,756.98 × 362,163.92 - Step 4: Simplify right side
514,620.60x = 257,048,370,124.16 - Step 5: Solve for x
x = 257,048,370,124.16/514,620.60 - Step 6: Final answer
x = 499,491.02
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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.