Finding the Fourth Proportional to 364,360.88, 546,611.37 and 139,703.79
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Solution
The fourth proportional to 364,360.88, 546,611.37 and 139,703.79 is: 209,582.55
Step by Step Solution
- Step 1: Write the proportion equation
364,360.88 : 546,611.37 = 139,703.79 : x - Step 2: Convert to fraction form
364,360.88/546,611.37 = 139,703.79/x - Step 3: Cross multiply
364,360.88x = 546,611.37 × 139,703.79 - Step 4: Simplify right side
364,360.88x = 76,363,680,046.09 - Step 5: Solve for x
x = 76,363,680,046.09/364,360.88 - Step 6: Final answer
x = 209,582.55
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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.