Finding the Fourth Proportional to 246,332.99, 339,949.61 and 155,655.87
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Solution
The fourth proportional to 246,332.99, 339,949.61 and 155,655.87 is: 214,811.46
Step by Step Solution
- Step 1: Write the proportion equation
246,332.99 : 339,949.61 = 155,655.87 : x - Step 2: Convert to fraction form
246,332.99/339,949.61 = 155,655.87/x - Step 3: Cross multiply
246,332.99x = 339,949.61 × 155,655.87 - Step 4: Simplify right side
246,332.99x = 52,915,149,822.68 - Step 5: Solve for x
x = 52,915,149,822.68/246,332.99 - Step 6: Final answer
x = 214,811.46
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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.