Finding the Fourth Proportional to 513,455.95, 708,596.11 and 295,697.68
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Solution
The fourth proportional to 513,455.95, 708,596.11 and 295,697.68 is: 408,078.29
Step by Step Solution
- Step 1: Write the proportion equation
513,455.95 : 708,596.11 = 295,697.68 : x - Step 2: Convert to fraction form
513,455.95/708,596.11 = 295,697.68/x - Step 3: Cross multiply
513,455.95x = 708,596.11 × 295,697.68 - Step 4: Simplify right side
513,455.95x = 209,530,225,784.03 - Step 5: Solve for x
x = 209,530,225,784.03/513,455.95 - Step 6: Final answer
x = 408,078.29
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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.