Finding the Fourth Proportional to 364,656.13, 546,986.62 and 115,338.13
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Solution
The fourth proportional to 364,656.13, 546,986.62 and 115,338.13 is: 173,007.96
Step by Step Solution
- Step 1: Write the proportion equation
364,656.13 : 546,986.62 = 115,338.13 : x - Step 2: Convert to fraction form
364,656.13/546,986.62 = 115,338.13/x - Step 3: Cross multiply
364,656.13x = 546,986.62 × 115,338.13 - Step 4: Simplify right side
364,656.13x = 63,088,413,885.82 - Step 5: Solve for x
x = 63,088,413,885.82/364,656.13 - Step 6: Final answer
x = 173,007.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.