Finding the Fourth Proportional to 852,633.63, 1,277,839.79 and 346,603.52
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Solution
The fourth proportional to 852,633.63, 1,277,839.79 and 346,603.52 is: 519,453.79
Step by Step Solution
- Step 1: Write the proportion equation
852,633.63 : 1,277,839.79 = 346,603.52 : x - Step 2: Convert to fraction form
852,633.63/1,277,839.79 = 346,603.52/x - Step 3: Cross multiply
852,633.63x = 1,277,839.79 × 346,603.52 - Step 4: Simplify right side
852,633.63x = 442,903,770,671.64 - Step 5: Solve for x
x = 442,903,770,671.64/852,633.63 - Step 6: Final answer
x = 519,453.79
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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.