Finding the Fourth Proportional to 384,155.04, 530,163.99 and 214,414.68
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Solution
The fourth proportional to 384,155.04, 530,163.99 and 214,414.68 is: 295,909.02
Step by Step Solution
- Step 1: Write the proportion equation
384,155.04 : 530,163.99 = 214,414.68 : x - Step 2: Convert to fraction form
384,155.04/530,163.99 = 214,414.68/x - Step 3: Cross multiply
384,155.04x = 530,163.99 × 214,414.68 - Step 4: Simplify right side
384,155.04x = 113,674,942,263.37 - Step 5: Solve for x
x = 113,674,942,263.37/384,155.04 - Step 6: Final answer
x = 295,909.02
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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.