Finding the Fourth Proportional to 364,553.68, 503,129.50 and 211,559.02
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Solution
The fourth proportional to 364,553.68, 503,129.50 and 211,559.02 is: 291,977.81
Step by Step Solution
- Step 1: Write the proportion equation
364,553.68 : 503,129.50 = 211,559.02 : x - Step 2: Convert to fraction form
364,553.68/503,129.50 = 211,559.02/x - Step 3: Cross multiply
364,553.68x = 503,129.50 × 211,559.02 - Step 4: Simplify right side
364,553.68x = 106,441,583,953.09 - Step 5: Solve for x
x = 106,441,583,953.09/364,553.68 - Step 6: Final answer
x = 291,977.81
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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.