Finding the Fourth Proportional to 371,797.18, 557,694.63 and 105,557.87
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Solution
The fourth proportional to 371,797.18, 557,694.63 and 105,557.87 is: 158,336.48
Step by Step Solution
- Step 1: Write the proportion equation
371,797.18 : 557,694.63 = 105,557.87 : x - Step 2: Convert to fraction form
371,797.18/557,694.63 = 105,557.87/x - Step 3: Cross multiply
371,797.18x = 557,694.63 × 105,557.87 - Step 4: Simplify right side
371,797.18x = 58,869,057,253.24 - Step 5: Solve for x
x = 58,869,057,253.24/371,797.18 - Step 6: Final answer
x = 158,336.48
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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.