Finding the Fourth Proportional to 865,095.73, 1,193,808.83 and 477,902.76
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Solution
The fourth proportional to 865,095.73, 1,193,808.83 and 477,902.76 is: 659,492.95
Step by Step Solution
- Step 1: Write the proportion equation
865,095.73 : 1,193,808.83 = 477,902.76 : x - Step 2: Convert to fraction form
865,095.73/1,193,808.83 = 477,902.76/x - Step 3: Cross multiply
865,095.73x = 1,193,808.83 × 477,902.76 - Step 4: Simplify right side
865,095.73x = 570,524,535,964.13 - Step 5: Solve for x
x = 570,524,535,964.13/865,095.73 - Step 6: Final answer
x = 659,492.95
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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.