Finding the Fourth Proportional to 808,059.09, 1,115,101.02 and 445,474.53
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Solution
The fourth proportional to 808,059.09, 1,115,101.02 and 445,474.53 is: 614,743.54
Step by Step Solution
- Step 1: Write the proportion equation
808,059.09 : 1,115,101.02 = 445,474.53 : x - Step 2: Convert to fraction form
808,059.09/1,115,101.02 = 445,474.53/x - Step 3: Cross multiply
808,059.09x = 1,115,101.02 × 445,474.53 - Step 4: Simplify right side
808,059.09x = 496,749,102,787.02 - Step 5: Solve for x
x = 496,749,102,787.02/808,059.09 - Step 6: Final answer
x = 614,743.54
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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.